| 单词 | sulphurette |
| 例句 | These nearly always contain chlorine for their electro-negative element, and scarcely show, and that not until later, sulphuretted and carbonic vapors. The Catholic World; Volume I, Issues 1-6 A Monthly Eclectic Magazine 2012-04-05T02:00:40.207Z In the treatment of medicated baths, usually composed of that most evil-smelling compound liver of sulphur and water—in professional language, "a sulphuretted potash solution"—I own I have little or no faith. A Manual of Toy Dogs How to breed, rear, and feed them 2012-03-25T02:00:07.687Z It is composed of eighty parts of water, fifteen and a half parts of albumen, and four and a half parts of mucus; besides giving traces of soda, benzoic acid, and sulphuretted hydrogen gas. Sheep, Swine, and Poultry Embracing the History and Varieties of Each; The Best Modes of Breeding; Their Feeding and Management; Together with etc. 2012-03-21T02:00:35.167Z Dead, too, it is on closer acquaintance, and its odour, which can be discerned three miles off, is that odour of corruption known to science as sulphuretted hydrogen. Journeys in Persia and Kurdistan, Volume II (of 2) Including a Summer in the Upper Karun Region and a Visit to the Nestorian Rayahs 2012-02-12T03:00:11.843Z As for me, I believe there's nothing like pouring sulphuretted hydrogen all over the inside of your coat. Punch, or the London Charivari, Volume 105, September 30th 1893 2012-01-27T03:00:22.100Z A strong odour of sulphuretted hydrogen greeted us here, issuing from a Solfatara, which nestled under the true crater in a deep savage cleft of rock. Narrative of the Circumnavigation of the Globe by the Austrian Frigate Novara, Volume II (Commodore B. Von Wullerstorf-Urbair,) Undertaken by Order of the Imperial Government in the Years 1857, 1858, & 1859, Under the Immediate Auspices of His I. and R. Highness the Archduke Ferdinand Maximilian, Commander-In-Chief of the Austrian Navy. 2012-01-03T03:00:07.630Z In some gas-generators, purifiers are employed in which sawdust mixed with iron salts is utilized, with the result that a combination is formed with the sulphuretted hydrogen, thereby removing it from the producer-gas. Gas-Engines and Producer-Gas Plants A Practice Treatise Setting Forth the Principles of Gas-Engines and Producer Design, the Selection and Installation of an Engine, Conditions of Perfect Operation, Producer-Gas Engines and Their Possibilities, the Care of Gas-Engines and Producer-Gas Plants, with a Chapter on Volatile Hydrocarbon and Oil Engines 2011-12-28T03:00:31.087Z Waters containing sulphuretted hydrogen, on exposure to the air in the presence of limestone, may yield gypsum by the formation of sulphuric acid and its interaction with the calcium carbonate. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z In 1796 the same chemist studied the composition and properties of sulphuretted hydrogen, and pronounced this body to be an acid containing no oxygen. Heroes of Science Chemists 2011-12-09T03:00:21.047Z On May 23rd, the writer witnessed several violent explosions of fetid gas smelling like sulphuretted hydrogen from the mud of the Pasig at Santa Ana. The Inhabitants of the Philippines 2011-11-23T03:00:21.653Z Aurous sulphide, Au2S, is a brownish-black powder formed by passing sulphuretted hydrogen into a solution of potassium aurocyanide and then acidifying. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z We find, according to Professor Graham, the vitiated air to be composed somewhat as follows: Phosphoretted hydrogen, sulphuretted hydrogen, carbonic acid, carburetted hydrogen, cyanogen with its compounds. Martyria or Andersonville Prison 2011-10-22T02:00:28.563Z It can also be obtained by passing sulphuretted hydrogen through a solution of the dioxide in hydrochloric acid. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" 2011-09-26T02:00:25.313Z The waters of the bath, he knew, were charged with sulphuretted hydrogen, but they contained no sulphuric acid, nor could that acid be detected in the air of the bath-rooms. Heroes of Science Chemists 2011-12-09T03:00:21.047Z Hydrochloric acid and sulphuretted hydrogen are likewise plentiful, together with many other substances which, sublimed by the high internal temperature, take a solid form on cooling at the surface. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z The geese appeared to enjoy the smell of sulphuretted hydrogen, which prevails in these regions. Caught by the Turks 2011-09-09T02:01:01.073Z As nearly as possible all the carbon dioxide is extracted, but most gas companies are now exempt from having to purify the gas from sulphur compounds other than sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The germanium salts are most readily recognized by the white precipitate of the disulphide, formed in acid solutions, on passing sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" 2011-09-26T02:00:25.313Z Then from these organic vegetable and animal matters, in a state of decomposition, escape those deleterious gases, such as hydrogen, carbonic oxide, nitrogen, carbonic acid, sulphuretted hydrogen, and even phosphoretted hydrogen. On the cattle plague: or, Contagious typhus in horned cattle. Its history, origin, description, and treatment 2011-06-24T02:00:18.093Z Many of the springs have curative properties, one of them, the Green Cove Spring in Clay county, discharging about 3000 gallons of sulphuretted water per minute. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Certain yeasts exercise a reducing action, forming sulphuretted hydrogen, when sulphur is present. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 3 "Fenton, Edward" to "Finistere" 2011-03-14T03:01:00.580Z The foul gas leaving the scrubbers contains, as a general average, 30 grains of sulphuretted hydrogen, 40 grains of carbon disulphide and 200 grains of carbon dioxide per 100 cub. ft. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The waters possess a slight taste and smell of sulphuretted hydrogen; but they may be drunk hot from the spring without creating nausea. The Highlands of Ethiopia 2011-02-25T03:01:07.193Z The colour is fast to light, but has the defect of being blackened by sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" 2010-12-26T03:00:17.840Z They are easily reduced in acid solution by sulphuretted hydrogen, and also by sulphur dioxide to chromium salts. Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" 2010-12-20T17:12:05.780Z Gases.—Chlorine, carbonic acid gas, carbonic oxide, fumes of burning charcoal, sulphuretted hydrogen, illuminating or coal-gas. A Treatise on Physiology and Hygiene For Educational Institutions and General Readers The gallium salts are precipitated by alkaline carbonates and by barium carbonate, but not by sulphuretted hydrogen unless in acetic acid solution. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The baths of Harrogate, which are strongly impregnated with sulphuretted hydrogen gas, are also of great repute for the cure of obstinate cutaneous diseases, indurations of the glands, &c. The New Gresham Encyclopedia. Vol. 1 Part 3 Atrebates to Bedlis Besides these gases, the atmosphere also contains aqueous vapour in variable quantity, ozone, carbonic acid gas, traces of ammonia, nitric acid, and, in towns, sulphuretted hydrogen and sulphurous acid gas. The New Gresham Encyclopedia. Vol. 1 Part 2 Amiel to Atrauli When pure it has little or no odour, but as ordinarily prepared it has a strong unpleasant odour due to traces of impurities such as sulphuretted hydrogen, phosphine, &c. The New Gresham Encyclopedia. Vol. 1 Part 1 A to Amide It is decomposed by the halogen elements and also by sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" Gases soluble in water, such as ammonia, hydrochloric acid, sulphuretted hydrogen, sulphur dioxide, &c., are estimated by passing a known volume of the gas through water and titrating the solution with a standard solution. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z Thus a mere trace of sulphuretted hydrogen or hydrocyanic acid will paralyse the action of a colloidal metal, just as it does that of a ferment. The Mechanism of Life It forms slightly coloured small crystals possessing a strong disagreeable smell, and is rapidly decomposed by water with the formation of boric acid and sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The blackish brown sulphide precipitated from bismuth salts by sulphuretted hydrogen is insoluble in ammonium sulphide, but is readily dissolved by nitric acid. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" Sulphurous acid follows hydrochloric at a later period, and sulphuretted hydrogen occasionally succeeds. The Eruption of Vesuvius in 1872 The action of oxide of iron, which has now partly replaced the lime purification, depends on its power of combining with sulphuretted hydrogen to form sulphide of iron. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z But as sulphuric acid, and sulphuretted hydrogen are very frequently supplied by springs, gypsum may, perhaps, be deposited largely in certain seas and lakes. Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology At the same spot samples of water drawn from the bottom were found to contain 0.3 cc. of sulphuretted hydrogen per litre. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" This gave rise to a production of sulphuretted hydrogen which is found in the deposits, as well as in the deeper waters. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" In a few that were more removed from the brim, sulphuretted hydrogen was perceptible. The Eruption of Vesuvius in 1872 In the second box the formation of calcium thiocarbonate takes place by the action of carbon disulphide upon the calcium sulphide with the liberation of sulphuretted hydrogen, which is carried over to the third purifier. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z It has long been known that aniline and toluidine when heated with sulphur evolve sulphuretted hydrogen and give rise to thio-bases, that is, aniline or toluidine in which the hydrogen is partly replaced by sulphur. Coal and What We Get from It It is soluble in water; the aqueous solution gradually decomposes on standing, forming carbon dioxide and sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" Bismuth trisulphide, Bi2S3, constitutes the mineral bismuthite, and may be prepared by direct union of its constituents, or as a brown precipitate by passing sulphuretted hydrogen into a solution of a bismuth salt. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" Hydrochloric and sulphuric acid and sometimes sulphuretted hydrogen affected respiration, and the temperature rose sometimes to 150 degrees. The Eruption of Vesuvius in 1872 In this wet purifying apparatus the gas is almost wholly freed from ammonia and from part of the sulphuretted hydrogen, whilst carbon dioxide and carbon disulphide are also partially extracted. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z By oxidizing this base in the presence of sulphuretted hydrogen, the colouring-matter is formed. Coal and What We Get from It When heated with water in a sealed tube to 150� C. it yields carbon dioxide and sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" The introduction of gas excited much opposition, as late as 1830; the householders feared to be asphyxiated by sulphuretted hydrogen and adopted the new method with much hesitation. Paris From the Earliest Period to the Present Day; Volume 2 With substances prone to discolorization, as, for example, certain amino compounds, the operation may be conducted in an atmosphere of carbon dioxide, or the water may be saturated with sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5 "Dinard" to "Dodsworth" The gas in the connecting pipe between the second and third purifier will be found to contain 400 grains of sulphuretted hydrogen and 20 grains of carbon disulphide. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z A carbonate is formed, and sulphuretted hydrogen and bisulphide of carbon are evolved. The Galaxy, April, 1877 Vol. XXIII.—April, 1877.—No. 4. These consist principally of sulphuretted hydrogen; indeed that gas is, there can be no doubt, the noxious agent. Punch - Volume 25 (Jul-Dec 1853) The sulphate, oxide or chlorides, which are obtained from the sulphuretted ores, are lixiviated and the metal precipitated in the same manner as we have previously described. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" Reducing agents, such as sulphurous acid and sulphuretted hydrogen, convert the chromates into chromic salts. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" The precipitate is dissolved in hydrochloric acid and foreign metals are removed by sulphuretted hydrogen; the residual liquid being then fractionally precipitated by sodium carbonate, which throws out the gallium before the zinc. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z For example, all the specimens of bornite and pyrrhotite examined yielded sulphuretted hydrogen with tartaric, citric, and oxalic acids, but chalcopyrite and pyrite do not. The Galaxy, April, 1877 Vol. XXIII.—April, 1877.—No. 4. Well, Sir; there is a gaseous compound analogous to, or like, sulphuretted hydrogen: I mean seleniuretted hydrogen, also called hydro-selenic acid. Punch - Volume 25 (Jul-Dec 1853) Other precipitants such as sulphuretted hydrogen and solutions of sulphides, which precipitate the copper as sulphides, and milk of lime, which gives copper oxides, have not met with commercial success. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" Chromic sulphide, Cr2S3, results on heating chromium and sulphur or on strongly heating the trioxide in a current of sulphuretted hydrogen; it forms a dark green crystalline powder, and on ignition gives the sesquioxide. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" They found that the caisson workers had tapped a vein of sulphuretted hydrogen, probably due to the decay of some deep beds of vegetable matter, such as sea-weed. The Boy With the U. S. Life-Savers Mr. H. Byasson has produced a kind of petroleum by the mutual action of steam, carbonic acid, and sulphuretted hydrogen in presence of iron at a white heat. The Galaxy, April, 1877 Vol. XXIII.—April, 1877.—No. 4. The solution is filtered off, boiled till free of sulphuretted hydrogen, and ammonium chloride and ammonia added. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" But considerable progress has been made in smelting highly sulphuretted ores by the heat of their own oxidizable constituents. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" Hydrochloric acid, sulphuretted hydrogen and sulphurous acid are rapidly oxidized by chloric acid. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" The air of towns and cities generally contains sulphuric and sulphurous acids and sulphuretted hydrogen. The Painter in Oil A complete treatise on the principles and technique necessary to the painting of pictures in oil colors Here, a heavy layer of carbonic acid gas from our chimnies—p. 228there, an uprising of sulphuretted hydrogen from our drains—and the noxious breath of many factories visible in all its varieties of emanation. The Claims of Labour an essay on the duties of the employers to the employed Filter from the bismuth hydrate, and if copper is present, add potassium cyanide till the colour is destroyed, then pass sulphuretted hydrogen, and cadmium is precipitated as the yellow sulphide. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" It may be prepared by heating cuprous sulphide with sulphur, or triturating cuprous sulphide with cold strong nitric acid, or as a dark brown precipitate by treating a copper solution with sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" Next he adds some sulphuretted hydrogen water, a sort of aerated water smelling of rotten eggs. The Harmsworth Magazine, v. 1, 1898-1899, No. 2 There still remain the sulphuretted hydrogen and the carbon bisulphide, both of which are extremely offensive to the nostrils. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use But to these men indulgence in sentiment was "bad form," and unrestrained patriotic utterance merely "gas," tainting the air with an odour as of election-eggs or sulphuretted hydrogen. The Dop Doctor If copper is absent, then sulphuretted hydrogen can be passed directly into the solution. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" Inside half an hour some bumpkin dropped an eight-ounce 93 bottle of sulphuretted hydrogen. The Dominant Dollar Barium sulphide, BaS, is obtained by passing sulphuretted hydrogen over heated barium monoxide, or better by fusion of the sulphate with a small coal. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon" Our home-made gas yields a smoky and unsatisfactory flame, owing to the presence of certain impurities—ammonia, tar, sulphuretted hydrogen, and carbon bisulphide. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use When calcium sulphate is present, the nascent methane induces the formation of calcium carbonate, sulphuretted hydrogen and water. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" The solution is boiled till free from sulphuretted hydrogen and treated with excess of sodium hydrate. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" Plants in such a soil are apt to sicken and die, the water becomes stagnant, and certain chemical actions are caused which give rise to poisonous gases, such as sulphuretted hydrogen, &c. Manures and the principles of manuring In all the scaly eruptions, iodide of potassium internally, and ioduretted or sulphuretted lotions or baths are invaluable. The Ladies Book of Useful Information Compiled from many sources Prepared in a laboratory, the sulphuretted hydrogen gas which makes the addled egg our national political weapon, is a quite cleanly preparation. A Poor Man's House The chief gases in solution are oxygen, nitrogen, carbonic acid and sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" Occasionally a perceptible smell of sulphuretted hydrogen is observed. The Voyage of the Vega round Asia and Europe, Volume I and Volume II The last of the most important gaseous products of decomposition are sulphuretted and phosphoretted hydrogen. Manures and the principles of manuring Sulphides and Sulphites.—The presence of these compounds is denoted by the evolution of sulphuretted hydrogen and sulphurous acid respectively when the sample is acidulated. The Handbook of Soap Manufacture Pass a current of sulphuretted hydrogen gas through the solution; if there be any tin present a brown precipitate of tin sulphide will be obtained. The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student The melancholy story of Mr Parrett and the sulphuretted hydrogen was recounted. The Willoughby Captains Provided the colour remain unaffected by sulphuretted hydrogen, &c., he seldom hesitates to pronounce it safe. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Pass a current of sulphuretted hydrogen gas through the solution, if there be any tin present a brown precipitate of tin sulphide will be obtained. The Dyeing of Woollen Fabrics Calcium is not precipitated by sulphuretted hydrogen, but falls as the carbonate when an alkaline carbonate is added to a solution. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" By reducing agents such, for example, as sulphuretted hydrogen and sulphur-dioxide, it is rapidly converted into hydrobromic acid. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" The walls of rough stone dripped with slimy exudations, while the pavements yielded to the slightest pressure of the feet a suffocating odor compounded of bilge-water and sulphuretted hydrogen. Lights and Shadows of New York Life or, the Sights and Sensations of the Great City The pigments liable to injury from sulphuretted hydrogen, &c., are notably those obtained from lead and copper; and that treacherous compound of iodine and mercury, known as pure scarlet. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists After prolonged boiling the fibre shows signs of slight decomposition, from the traces of sulphuretted hydrogen and ammonia gases which it evolves. The Dyeing of Woollen Fabrics It can also be determined as sulphide, by precipitation with sulphuretted hydrogen, the precipitated sulphide being dried at 100� C. and weighed. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" The oil contained in the roots, and likewise in the seeds, is sulphuretted, and disagrees with persons of weak digestion. Herbal Simples Approved for Modern Uses of Cure That box, there—there's a bottle inside— sulphuretted hydrogen. Foe-Farrell Impure air, or sulphuretted hydrogen, browns or blackens white lead, converting it partially or wholly into sulphide. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Watercress, being rich in sulphuretted oil, is often served without oil. Salads, Sandwiches and Chafing-Dish Dainties With Fifty Illustrations of Original Dishes Calcium monosulphide, CaS, a white amorphous powder, sparingly soluble in water, is formed by heating the sulphate with charcoal, or by heating lime in a current of sulphuretted hydrogen. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" The Hedge Mustard contains chemically a soft resin, and a sulphuretted volatile oil. Herbal Simples Approved for Modern Uses of Cure These matters are, no doubt, in part the cause of the putrefaction which it is well known to undergo at sea, and of the carburetted and sulphuretted hydrogen gases which are evolved from it. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy The hyposulpharsenite of manganese is a dark red precipitate, uninjured by sulphuretted hydrogen, and so far applicable as a pigment. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Tests.—Black precipitate with sulphuretted hydrogen; white with hydrochloric acid. Aids to Forensic Medicine and Toxicology The copper is separated from the solution as sulphide by means of a rapid current of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Peas and Beans contain sulphur, and are richer in mineral salts, such as potash and lime, than wheat, barley, or oats; but their constituents are apt to provoke indigestion, whilst engendering flatulence through sulphuretted hydrogen. Herbal Simples Approved for Modern Uses of Cure Another and more efficient mode of applying this test, is, to pass a current of sulphuretted hydrogen gas through the suspected water in the following manner. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy By treating the yellow sulphite of uranium with a prolonged current of sulphuretted hydrogen, and saturating gradually with ammonia, a red finally results. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists In poisoning, inhalation of sulphuretted hydrogen gives relief. Aids to Forensic Medicine and Toxicology Filter off the precipitate and wash with hot water containing a little sodium acetate, dissolve it off the filter with hot dilute hydrochloric acid, add ammonia in excess, and pass sulphuretted hydrogen for five minutes. A Text-book of Assaying: For the Use of Those Connected with Mines. In all cases this water contains a certain amount of gases derived from the decomposition of various substances, but principally from the alteration of iron pyrite, which affords sulphuretted hydrogen. Outlines of the Earth's History A Popular Study in Physiography By means of these salts Dr. Thomson was enabled to detect the presence of a smaller quantity of lead in distilled water, than by the action of sulphuretted hydrogen. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy But being slightly soluble in water and decolourised by sulphuretted hydrogen, it would not, other considerations apart, be an acquisition. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Treated with sulphuretted hydrogen, a characteristic orange-red sulphide is formed. Aids to Forensic Medicine and Toxicology The opening up of the ore is thus easily effected, the sulphur going off as sulphuretted hydrogen, and the lead remaining in a form easily soluble in dilute nitric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. The short cut led through a forest and a swamp, which reeked with nauseating sulphuretted hydrogen. To The Gold Coast for Gold, Vol. II A Personal Narrative But the mere application of sulphuretted hydrogen gas to wine, acidulated by muriatic acid, is a far more preferable mode of detecting lead in wine. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy A simple original colour, containing no base but cadmium, it is of perfect permanence, being uninjured by exposure to light, air or damp, by sulphuretted hydrogen, or by admixture. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists With hydrochloric acid and sulphuretted hydrogen First a yellowish and then a black colour. Aids to Forensic Medicine and Toxicology Pass sulphuretted hydrogen, warm, and allow the precipitate to settle. A Text-book of Assaying: For the Use of Those Connected with Mines. In the afternoon the laboratory was filled with the most abominable stench, in which the penetrating aroma of spike-lavender and the stink of sulphuretted hydrogen were predominant. Social Life in the Insect World Green tea, coloured with carbonate of copper, when thrown into water impregnated with sulphuretted hydrogen gas, immediately acquires a black colour. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy Water-rubs of the two varieties which we exposed to an atmosphere of sulphuretted hydrogen became equally blackened by the gas. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Treat this with excess of bisulphate of sodium, then saturate with sulphuretted hydrogen until metals are thrown down as sulphides. Aids to Forensic Medicine and Toxicology The sulphuretted hydrogen method also has the advantage of quick reduction under varying conditions, and the further one of adding nothing objectionable to the solution; in fact it removes certain impurities. A Text-book of Assaying: For the Use of Those Connected with Mines. Place a large quantity of the water in a glass on a piece of white paper, and add a solution of sulphuretted hydrogen and let stand for some time. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association It should not form a precipitate on the addition of a solution of acetate of barytes, or of water saturated with sulphuretted hydrogen. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy Moreover, the solution is immediately decolourised by sulphuretted hydrogen and other deoxidizing agents, as well as by alkalies and many acids. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Tests.—Ammonia, a white precipitate soluble in excess, reprecipitated by sulphuretted hydrogen; ferrocyanide of potassium, a white precipitate; sulphuretted hydrogen, a white precipitate in pure and neutral solutions. Aids to Forensic Medicine and Toxicology Hence the sulphuretted hydrogen must be boiled off and the iron removed as basic ferric acetate by the method described on p. A Text-book of Assaying: For the Use of Those Connected with Mines. The steam vapours thus bursting forth, owing to some kind of constant volcanic disturbance, are also more or less laden with sulphuretted hydrogen gas, communicating a very ill odour to the neighbourhood. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association One of the most delicate tests for detecting lead, is water impregnated with sulphuretted hydrogen gas, which instantly imparts to the fluid containing the minutest quantity of lead, a brown or blackish tinge. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy To the colour of oxide of zinc, sulphuretted hydrogen is altogether harmless; sulphide of zinc being itself white. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Coal Gas.—Coal gas contains light carburetted hydrogen or marsh gas, olefiant gas, ammonia, sulphuretted hydrogen, carbonic acid, carbonic oxide, free hydrogen, and nitrogen. Aids to Forensic Medicine and Toxicology Their chief characteristic is solubility in an alkaline solution, from which sulphuretted hydrogen produces a white precipitate of zinc sulphide. A Text-book of Assaying: For the Use of Those Connected with Mines. The characteristic, and to many disagreeable odor of sulphuretted hydrogen, is readily perceived. Saratoga and How to See It To apply this test, one part of the suspected water need merely to be mingled with a like quantity of water impregnated with sulphuretted hydrogen. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy Is an insoluble basic nitrate of bismuth, a pearly white powder of loose texture, turning grey on exposure, and blackened by sulphuretted hydrogen. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Sewer Gas.—Cesspool emanations usually consist of a mixture of sulphuretted hydrogen, sulphide of ammonium, and nitrogen; but sometimes it is only deoxidized air with an excess of carbonic acid gas. Aids to Forensic Medicine and Toxicology Dilute to 2 litres with water, and pass a current of sulphuretted hydrogen till the iron is reduced, the copper and silver precipitated, and the liquor smells of the gas. A Text-book of Assaying: For the Use of Those Connected with Mines. These we regard as organic sulphuretted waters, while the others are mineral. Saratoga and How to See It It consists of water saturated with sulphuretted hydrogen gas, acidulated with muriatic acid. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy The perfect impunity with which it bears the action both of sulphuretted hydrogen and sulphide of ammonium is remarkable. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Now, in the name of Mars," demands Old Hickory, "what the sulphuretted syntax is this all about? Wilt Thou Torchy In assaying ores, the copper is dissolved and separated with sulphuretted hydrogen as in the other processes, but the sulphide should be washed more completely to ensure the absence of iron salts. A Text-book of Assaying: For the Use of Those Connected with Mines. The few trials I have yet made on seeds seem to shew, that the steeping them in a solution in water of sulphuretted hydrogen has not prevented their germination. Chambers's Edinburgh Journal, No. 425 Volume 17, New Series, February 21, 1852 Or a still more efficacious method is, to pass a current of sulphuretted hydrogen gas through the wine, in the manner described, p. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy The presence of the litharge, however, renders it subject to be blackened by sulphuretted hydrogen. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists A recent analysis of the waters shows that the proportion of sapid ovaloid particles and sulphuretted trinitrotoluene is larger than ever. Punch, or the London Charivari, Vol. 159, 1920-07-28 Effect of other Metals.—If metals of the first and second groups are present they should be removed by passing sulphuretted hydrogen and filtering. A Text-book of Assaying: For the Use of Those Connected with Mines. By raising the heat, a violent reaction ensues under the evolution of sulphuretted hydrogen, and, at the same time, an oil resembling oil of garlic volatilizes. The Art of Perfumery And Methods of Obtaining the Odors of Plants The mass left behind may then be digested in weak nitric acid, and the solution assayed for lead by water impregnated with sulphuretted hydrogen. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy The colour is not affected by sulphuretted hydrogen. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists In working it a peculiar fetid odour of sulphuretted hydrogen, somewhat like that of a stale onion, was emitted, which gave rise to its modern Italian name—Marmo Cipolla. Roman Mosaics Or, Studies in Rome and Its Neighbourhood Generally speaking, the sulphuretted hydrogen and sodium sulphite methods are to be preferred. A Text-book of Assaying: For the Use of Those Connected with Mines. The sweet fluids which result are mixed, and evaporated to six pounds, and sulphuretted hydrogen conducted through them as long as sulphuret of lead is precipitated. The Art of Perfumery And Methods of Obtaining the Odors of Plants The metallic impregnation is best rendered obvious by sulphuretted hydrogen, in the manner stated, page 69. A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy To the fixation of an additional amount of hydrogen in a new colorless body, formed by the union of the sulphuretted hydrogen or other substances with the coloring matter of the liquid. The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. Now the hydrogen has with me always been pure, not sulphuretted, and has been deficient in proportion to the sulphur present, so that it is evident that when decomposition occurred water must have been decomposed. Experimental Researches in Electricity, Volume 1 Through the filtrate pass sulphuretted hydrogen till saturated. A Text-book of Assaying: For the Use of Those Connected with Mines. While passing through the tin, the ammonia, sulphuretted hydrogen and carbonic acid gases all combine with the chemical, and fairly pure gas issues from the outlet. Things To Make Of course, the black part is all thrown away, the stench from it being almost intolerable, containing, as it does, sulphuretted hydrogen. Cassell's Vegetarian Cookery A Manual of Cheap and Wholesome Diet These are nitrogen, carbonic acid gas, and the destructive sulphur compounds, sulphuretted hydrogen and carbon bisulphide vapour. The Story of a Piece of Coal What It Is, Whence It Comes, and Whither It Goes A spring surcharged with sulphuretted hydrogen gas rises within a few paces of the river. The Mirror of Literature, Amusement, and Instruction Volume 20, No. 583, December 29, 1832 Dilute with water, pass sulphuretted hydrogen, and filter off the precipitate, if any. A Text-book of Assaying: For the Use of Those Connected with Mines. For sulphuretted hydrogen, even in very minute quantities, is sure death to all these little creatures. The Atlantic Monthly, Volume 08, No. 47, September, 1861 The town contains numerous warm sulphuretted springs, from which, indeed, it derives its name: Tiflis or Ibilissi, meaning “warm town.” A Woman's Journey Round the World The hard rubber he used was, of course, full of sulphur, and this being attacked by the nascent hydrogen, had produced sulphuretted hydrogen gas in torrents, displacing all of the air in the room. Edison, His Life and Inventions After remaining a sufficient time in the camera, the plate is taken out and exposed to the vapor of sulphuretted hydrogen. History and Practice of the Art of Photography It is permanent in air when dry, but sulphuretted hydrogen quickly tarnishes it, producing coloured films. A Text-book of Assaying: For the Use of Those Connected with Mines. The cause of the fetid effluvia emitted from this rock, when partially decomposed by means of friction, is now known to be connected with the presence of sulphuretted hydrogen. Palestine or the Holy Land From the Earliest Period to the Present Time For instance, two of the three principal impurities in acetylene, viz., ammonia and sulphuretted hydrogen, may be detected and estimated in that gas in the same manner as in coal gas. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power Further purification to remove the remaining ammonia, sulphuretted hydrogen and phosphorus containing compounds is accomplished by chemical means. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon The waters, which are loaded with sulphuretted hydrogen, issue from a quartzose sandstone, lying on compact limestone, the same as that we had examined at the Morro. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Precipitate with sulphuretted hydrogen, filter, and wash back the precipitate into the flask. A Text-book of Assaying: For the Use of Those Connected with Mines. May we attribute the insalubrity of the atmosphere to the same causes as those which operate in the plains between Tivoli and Rome, namely, disengagements of sulphuretted hydrogen?* Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 The weight of barium sulphate obtained by ignition of the filter and its contents, multiplied by 0.137, gives the amount of sulphur present in the acetylene in the form of sulphuretted hydrogen. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power The ammonia and sulphuretted hydrogen are almost entirely dissolved by the water used in the gas generator. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon They no doubt contain a large quantity of nitrogen because the sulphuretted hydrogen decomposes the mixture of oxygen and nitrogen dissolved in the spring. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 The lead is not completely precipitated, but the amount remaining in solution is only 2 or 3 milligrams, which is just sufficient to give a dark coloration with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The waters are impregnated with sulphuretted hydrogen, like those of Mariara, and form a little pool or lagoon, in which the thermometer rose only to 31.3 degrees. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 According to Benz the first two do not remove the sulphuretted hydrogen completely, and oxidise the acetylene to some extent; while potassium bichromate leaves some sulphur and phosphorus behind in the gas. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power Close to the shore at the latter place a copious spring bursts out of five or six openings, smelling slightly of sulphuretted hydrogen. The Former Philippines thru Foreign Eyes Springs of water are frequent; they contain a little sulphuretted hydrogen, and deposit oxide of iron. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 This is based upon the brown coloration produced in very dilute solutions of lead by the action of a solution of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Is this sulphuretted hydrogen mixed with a great proportion of carbonic acid or atmospheric air? Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 At first sight it might appear that the more simple methods of treating coal-gas should be suitable for acetylene; since the former contains two of the impurities—sulphuretted hydrogen and ammonia—characteristic of crude acetylene. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power As the wind set toward us, we soon became aware of an evil smell—petroleum and sulphuretted hydrogen at once—which gave some of us a headache. At Last Why don’t you rather, with your practical power, turn sanitary reformer—the only true soldier—and conquer those real devils and “natural enemies” of Englishmen, carbonic acid and sulphuretted hydrogen?’ Yeast: a Problem Other metals precipitable by sulphuretted hydrogen must be absent as well as strong oxidising agents. A Text-book of Assaying: For the Use of Those Connected with Mines. These waters, strongly charged with sulphuretted hydrogen, gush out from the back of a hill rising one hundred and fifty feet above the bottom of the ravine, and tending from south-south-east to north-north-west. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 Therefore, since water only dissolves about an equal volume of acetylene, the liquid in the washer will continue to extract ammonia and sulphuretted hydrogen long after it is saturated with the hydrocarbon. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power The stinkstein which is of secondary formation, must not be confounded with a very white primitive granular limestone of the island of Thasos, which emits, when scraped, a smell of sulphuretted hydrogen. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 This is true of chloride of gold, and if the sulphide is required in solution, it is only necessary to charge the solution with an excess of sulphuretted hydrogen. Getting Gold: a practical treatise for prospectors, miners and students In separating it from other metals the solution is made up to about 100 c.c. and treated with a current of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. As the waters are but very feebly impregnated with sulphuretted hydrogen, it is necessary to bathe at the spot where the springs issue. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 Also that only calcium carbide, which on admixture with water yields acetylene containing less than 1 per cent. of its volume of sulphuretted hydrogen and phosphoretted hydrogen taken together, may be put on the market. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power In pursuing the different stages of the decomposition of the ligneous matter, I observed no appearance of a disengagement of sulphuretted hydrogen, to which many travellers attribute the smell perceived amidst mangroves. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 The water is charged with carbonic acid and sulphuretted hydrogen. Geological Observations on South America Add a few crystals of tartaric acid, and pass a current of sulphuretted hydrogen for some time. A Text-book of Assaying: For the Use of Those Connected with Mines. How can we explain the origin of the sulphuretted hydrogen? Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 The essential constituent of bleaching-powder from the present aspect is calcium hypochlorite, which readily oxidises sulphuretted hydrogen, and more particularly phosphine, converting them into sulphuric and phosphoric acids, while the acetylene is practically unattacked. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power The smell of sulphuretted hydrogen is mingled with that of putrid fishes and rotting plants. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 The sulphuretted hydrogen emanations, which Captain Burton mentions, could be distinctly smelt. Five Weeks in a Balloon Pass a current of sulphuretted hydrogen through the solution containing the antimony to which a little tartaric acid has been previously added. A Text-book of Assaying: For the Use of Those Connected with Mines. All these springs are slightly impregnated with sulphuretted hydrogen gas. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 It should be noted that ammonia and sulphuretted hydrogen have one property in common which sharply distinguishes them from the sulphur "compounds," and from all the phosphorus compounds, including phosphine. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power The plants, ten or twelve feet high, grew so closely together that air was excluded, and so much sulphuretted hydrogen gas evolved that by one night’s exposure the bottom of the boat was blackened. A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its tributaries And of the Discovery of Lakes Shirwa and Nyassa, 1858-1864 The hot springs here contain iron, and are strongly impregnated with sulphuretted hydrogen. Unbeaten Tracks in Japan With Sulphuretted Hydrogen.—Cool the solution and pass through it a current of washed sulphuretted hydrogen till the liquid smells strongly of the gas after withdrawal and shaking. A Text-book of Assaying: For the Use of Those Connected with Mines. The small basins are covered with a light film of sulphur, deposited by the sulphuretted hydrogen in its slow combustion in contact with the atmospheric oxygen. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 Ammonia and sulphuretted hydrogen are both very soluble in water, the latter more particularly in the lime-water of an active acetylene generator; while all the other bodies referred to are completely insoluble. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power One of these was called Mokola, and another had a strong odour of sulphuretted hydrogen. A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its tributaries And of the Discovery of Lakes Shirwa and Nyassa, 1858-1864 Lower down there were two hot springs with a deposit of sulphur round their margins, and bubbles of gas, which, from its strong, garlicky smell, I suppose to be sulphuretted hydrogen. Unbeaten Tracks in Japan The presence of sulphuretted hydrogen should be looked for rather than its absence. A Text-book of Assaying: For the Use of Those Connected with Mines. A man shall spend his days between a foul alley where he breathes sulphuretted hydrogen, a close workshop where he breathes carbonic acid, and a close and foul bedroom where he breathes both. Sanitary and Social Lectures, etc It must also be remembered that chemical processes which are perfectly suited to the extraction of sulphuretted hydrogen and phosphine are not necessarily adapted for the removal of the other phosphorus and sulphur compounds. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power By the action of sulphurous acid and sulphuretted hydrogen on each other, the sulphur so common in volcanic districts is separated and deposited. The San Francisco calamity by earthquake and fire Detection.—Molybdenum is detected by its behaviour with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Five c.c. of the sulphuretted hydrogen water are put into a Nessler tube, the measured portion of the assay solution added, and the whole diluted with water to the 50 c.c. mark. A Text-book of Assaying: For the Use of Those Connected with Mines. The salts of barium give no precipitate with sulphuretted hydrogen in either acid or alkaline solution, but with sulphuric acid they at once give a precipitate, which is insoluble in acetate of soda. A Text-book of Assaying: For the Use of Those Connected with Mines. A direct determination may be made by removing the tin from the titrated solution with sulphuretted hydrogen, filtering, nearly neutralising with ammonia, and boiling with a few grams of hyposulphite of soda. A Text-book of Assaying: For the Use of Those Connected with Mines. In many a hollow the water bubbles with clouds of vapor and sulphuretted hydrogen; here the soil is hot and evidently underlaid by active fires. The San Francisco calamity by earthquake and fire The solution is rendered ammoniacal with ammonia; and treated, first with sulphuretted hydrogen, and then with ammonium oxalate. A Text-book of Assaying: For the Use of Those Connected with Mines. Into the standard Nessler tube the same amount of the sulphuretted hydrogen water is put, and diluted to nearly 50 c.c. A Text-book of Assaying: For the Use of Those Connected with Mines. The filtrate is treated with ammonia and sulphuretted hydrogen, and allowed to settle. A Text-book of Assaying: For the Use of Those Connected with Mines. The filtrate from the first treatment with sulphuretted hydrogen will probably no longer smell of the gas. A Text-book of Assaying: For the Use of Those Connected with Mines. Pass a rapid current of sulphuretted hydrogen for some time. A Text-book of Assaying: For the Use of Those Connected with Mines. On dissolving 0.3 gram of mercury in hot nitric acid, and passing sulphuretted hydrogen in excess through the diluted solution, what weight of precipitate will be got? A Text-book of Assaying: For the Use of Those Connected with Mines. Boil the solution until the sulphuretted hydrogen is driven off; this may be tested by holding a strip of filter paper dipped in lead acetate solution in the steam issuing from the flask. A Text-book of Assaying: For the Use of Those Connected with Mines. The precipitate is easily washed, and under the proper conditions the separation is complete, but the separation with sulphuretted hydrogen is more satisfactory, since the conditions as to acidity, &c., need not be so exact. A Text-book of Assaying: For the Use of Those Connected with Mines. In nearly all cases it will be necessary to separate the copper with sulphuretted hydrogen from a solution of about 5 grams of the material to be assayed. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter through a coarse filter, wash with hot water containing sulphuretted hydrogen, if necessary. A Text-book of Assaying: For the Use of Those Connected with Mines. Wash the precipitate back into the flask, boil with 10 c.c. of nitric acid, add soda till alkaline, and pass sulphuretted hydrogen again. A Text-book of Assaying: For the Use of Those Connected with Mines. Detection.—Bismuth is detected by dissolving the substance in nitric or hydrochloric acid and precipitating the diluted solution with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Copper = 99.00% ____________________________________________ In the electrolytic assay of metals, alloys, precipitates, and other bodies rich in copper, the preliminary separation of the copper by sulphuretted hydrogen is unnecessary. A Text-book of Assaying: For the Use of Those Connected with Mines. Heat till the evolution of sulphuretted hydrogen becomes sluggish, and then drop in a piece of zinc rod. A Text-book of Assaying: For the Use of Those Connected with Mines. The titrated solution was next reduced with sulphuretted hydrogen, brought to the same bulk as before, and again titrated; 47.9 c.c. of the permanganate of potassium solution were required. A Text-book of Assaying: For the Use of Those Connected with Mines. The acid solutions, however, are not precipitated by sulphuretted hydrogen, although in alkaline solutions a black sulphide is formed which is insoluble in dilute hydrochloric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. The assay solution is prepared by separating the bismuth with sulphuretted hydrogen, boiling the precipitate with nitric acid, and evaporating with sulphuric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. To the filtrate add ammonia till alkaline, and pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Ferric Oxide.—Boil off the sulphuretted hydrogen from the mixed filtrates and peroxidise with nitric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. To the hydrochloric acid solution of the zinc and manganese add sodium acetate in large excess and pass sulphuretted hydrogen freely. A Text-book of Assaying: For the Use of Those Connected with Mines. Aqua regia dissolves tin readily, forming stannic chloride, and in this solution the metal is detected by precipitation with sulphuretted hydrogen, which gives a yellow precipitate. A Text-book of Assaying: For the Use of Those Connected with Mines. Separate the copper with sulphuretted hydrogen, peroxidise the iron with a drop or two of nitric acid, and separate as acetate. A Text-book of Assaying: For the Use of Those Connected with Mines. Pass sulphuretted hydrogen in a slow stream until any white precipitate of zinc sulphide, there may be, begins to darken. A Text-book of Assaying: For the Use of Those Connected with Mines. Iron.—To the filtrate from the sulphate of lead add ammonia, and pass sulphuretted hydrogen; digest, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Cadmium.—To the filtrate from the sulphide of copper add ammonia, so as to nearly neutralise the excess of acid, and pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution containing the cadmium freed from the other metals is precipitated with sulphuretted hydrogen in a moderately-acid solution. A Text-book of Assaying: For the Use of Those Connected with Mines. Vanadium is detected by the red colouration produced by passing sulphuretted hydrogen into ammoniacal solutions for some time. A Text-book of Assaying: For the Use of Those Connected with Mines. The precipitate is collected on a weighed filter, and washed, first with an acid solution of sulphuretted hydrogen, and afterwards with water. A Text-book of Assaying: For the Use of Those Connected with Mines. Dilute to 100 c.c. with water, and pass sulphuretted hydrogen for some time. A Text-book of Assaying: For the Use of Those Connected with Mines. A convenient method of at once separating iron from a solution and reducing it, is to add ammonia, pass sulphuretted hydrogen through it, filter, and dissolve the precipitate in dilute sulphuric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution, when boiled free from sulphuretted hydrogen, is ready for titrating. A Text-book of Assaying: For the Use of Those Connected with Mines. Uranic salts, on the other hand, are easily reduced by sulphuretted hydrogen, stannous chloride or zinc. A Text-book of Assaying: For the Use of Those Connected with Mines. Cool, take up with 50 c.c. of water, and when dissolved pass sulphuretted hydrogen through the solution. A Text-book of Assaying: For the Use of Those Connected with Mines. Allow to settle, filter off the zinc sulphide and wash with sulphuretted hydrogen water. A Text-book of Assaying: For the Use of Those Connected with Mines. Take up with hydrochloric acid, dilute, pass sulphuretted hydrogen, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Render the filtrate ammoniacal, pass sulphuretted hydrogen; warm, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Take up with hydrochloric acid, dilute, pass sulphuretted hydrogen, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Cadmium is detected by giving with sulphuretted hydrogen in solutions, not too strongly acid, a yellow precipitate, which is insoluble in solutions of the alkalies, alkaline sulphides, or cyanide of potassium. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter; the filtrate contains the cadmium and, possibly, a small quantity of zinc, from which it is best separated by reprecipitating with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Boil the precipitate with dilute sulphuric acid, filter, and titrate the filtrate with the permanganate of potassium solution after boiling off the sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter off the precipitate; wash it into a beaker and pass sulphuretted hydrogen; oxidise the sulphide and weigh as lead sulphate. A Text-book of Assaying: For the Use of Those Connected with Mines. Similarly, large quantities of copper precipitated as sulphide by means of sulphuretted hydrogen will carry zinc with it, except under certain nicely drawn conditions. A Text-book of Assaying: For the Use of Those Connected with Mines. Boil off the sulphuretted hydrogen and peroxidise with a few drops of nitric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. Either sulphide of antimony yields antimonious chloride on boiling with hydrochloric acid, sulphuretted hydrogen being given off; and, in the case of antimonic sulphide, sulphur is deposited. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter; to the filtrate add ammonia, and pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution, after electrolysis, was treated with sulphuretted hydrogen, and the remaining copper was thrown down as sulphide, and estimated colorimetrically. A Text-book of Assaying: For the Use of Those Connected with Mines. Fuse it with fusion mixture, take up with hydrochloric acid, filter, pass sulphuretted hydrogen through the filtrate, collect and wash the sulphide of tin. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter off the precipitate and wash with water containing sulphuretted hydrogen and dilute sulphuric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. Copper.—To the filtrate from the ammonia and ammonic carbonate add sulphuric acid in small excess, and pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Boil till dissolved, dilute, and precipitate the tin with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The percentage of arsenic is better determined as follows:—Weigh up 1 gram of the substance, dissolve in aqua regia, dilute, and pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The filtrate from the tin is boiled rapidly down to remove sulphuretted hydrogen; and then peroxidised with 1 or 2 c.c. of nitric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. Copper.—Pass sulphuretted hydrogen through the acid filtrate obtained in the first cleaning of the ore, collect the precipitate, and wash first with soda solution and then with hot water. A Text-book of Assaying: For the Use of Those Connected with Mines. In five or ten minutes decant off a few c.c. of the liquid, and test with sulphuretted hydrogen for tin. A Text-book of Assaying: For the Use of Those Connected with Mines. Iron.—Rinse back the "basic acetate," precipitate into the flask, add ammonia, dilute with water to about 100 c.c., and pass sulphuretted hydrogen for a few minutes. A Text-book of Assaying: For the Use of Those Connected with Mines. If sulphuretted hydrogen is passed through an acid solution containing the metals till no further precipitation takes place, a precipitate will be formed containing sulphides insoluble in the acid. A Text-book of Assaying: For the Use of Those Connected with Mines. Oxides of Zinc and Manganese.—These are determined in the filtrate from the basic acetate precipitate by rendering alkaline with ammonia, and passing a current of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. It is used for destroying an excess of stannous chloride; for removing sulphuretted hydrogen from solution; and as a test for stannous salts. A Text-book of Assaying: For the Use of Those Connected with Mines. When a quantity of the gas is wanted, it is prepared, in an apparatus like that used for sulphuretted hydrogen, by acting on fragments of marble or limestone with dilute hydrochloric acid. A Text-book of Assaying: For the Use of Those Connected with Mines. The two filtrates are mixed and treated with a little acetic acid, and the cobalt and nickel are then precipitated as sulphides by a current of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. To separate the mercury, pass sulphuretted hydrogen in considerable excess through the somewhat dilute solution. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution is freed from the second group of metals by means of sulphuretted hydrogen, and the iron, alumina, &c., are removed with ammonic chloride, ammonia, and ammonic sulphide. A Text-book of Assaying: For the Use of Those Connected with Mines. Take up with 30 c.c. of hydrochloric acid, dilute, and transfer to a pint flask; make up with water to 200 c.c., warm, and pass sulphuretted hydrogen to excess. A Text-book of Assaying: For the Use of Those Connected with Mines. The filtrate is acidified with hydrochloric acid, and treated with sulphuretted hydrogen, warmed, rendered slightly alkaline with ammonia, and the gas again passed. A Text-book of Assaying: For the Use of Those Connected with Mines. If any chromate is present reduce it with sodium sulphite or sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The precipitate will contain the phosphorus, together with any arsenic acid not reduced by the sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Phosphoric Oxide.—This is determined by dissolving the ferric acetate precipitate from the manganese separation in hydrochloric acid, adding ammonia in excess, and passing sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Pass sulphuretted hydrogen into the solution; warm, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Phosphate of copper and phosphate of iron may be treated with sulphuretted hydrogen; the former in an acid, and the latter in an alkaline, solution. A Text-book of Assaying: For the Use of Those Connected with Mines. Pass sulphuretted hydrogen for nearly a quarter of an hour; warm, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. Selenium can be precipitated with sulphuretted hydrogen as a sulphide, which is readily soluble in ammonium sulphide. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution is filtered, and the excess of lead precipitated with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The residue is extracted with hydrochloric acid and freed from the second group of metals by means of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Separation.—The separation of lime is effected by evaporating with hydrochloric acid, to separate silica; and by treating with sulphuretted hydrogen, to remove the second group of metals. A Text-book of Assaying: For the Use of Those Connected with Mines. If tin, antimony, mercury, or platinum is present, it is best to separate by means of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The native sulphides, when acted on with hydrochloric acid, give off sulphuretted hydrogen; with nitric acid or aqua regia, sulphates are formed, and more or less sulphur separated. A Text-book of Assaying: For the Use of Those Connected with Mines. The solution containing the zinc is contained in an evaporating dish, and freed from sulphuretted hydrogen by boiling, and, if necessary, from an excess of acid by evaporation. A Text-book of Assaying: For the Use of Those Connected with Mines. Arsenites are distinguished by the volatility of the chloride; by decolorising a solution of permanganate of potassium, and by immediately giving a yellow precipitate with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Make up to 100 c.c. with water, and pass sulphuretted hydrogen to reduce the ferric iron to the ferrous state, then add 20 c.c. of dilute ammonia, and again pass sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Pass sulphuretted hydrogen through the cold solution till the copper is all down and the liquid smells of the gas. A Text-book of Assaying: For the Use of Those Connected with Mines. The sulphuretted hydrogen is used in the form of a solution, and is not bubbled through the assay. A Text-book of Assaying: For the Use of Those Connected with Mines. Through the filtrate pass a rapid current of sulphuretted hydrogen, allow to settle, and filter. A Text-book of Assaying: For the Use of Those Connected with Mines. The filtrate containing the iron is reduced with sulphuretted hydrogen, boiled till free from that gas, filtered and titrated with a standard solution of permanganate of potassium. A Text-book of Assaying: For the Use of Those Connected with Mines. It is taken up with hydrochloric acid, diluted with water, and treated with sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. The precipitate is washed, transferred to a flask, and treated first with ammonia, and then with a current of sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. Decant off the liquid through a filter, and digest the precipitate with ammonic carbonate; filter, and re-precipitate with hydrochloric acid and sulphuretted hydrogen. A Text-book of Assaying: For the Use of Those Connected with Mines. |
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