单词 | potassium bromide |
例句 | An earlier version of this article incorrectly referred to potassium bromide as an additive to flour. What Foods Are Banned in Europe but Not Banned in the U.S.? 2018-12-28T05:00:00Z Hayden carefully removed a microgram portion of the substance inside and mixed it with a potassium bromide solution. Perspective | The doctor said it could cure cancer. The federal chemist proved that it couldn’t. 2017-08-26T04:00:00Z Some bromide salts, notably potassium bromide, were found to be natural sedatives, and were prescribed in the 19th Century as a remedy for epilepsy. Who's afraid of bromine? 2014-09-26T04:00:00Z The next two drugs, vecuronium bromide, which stops breathing, and potassium bromide, which stops the heart, were the administered. Oklahoma Official Calls for Outside Review of Botched Execution 2014-05-01T22:31:38Z If there is much irritability or fretfulness, or any premonition of eclampsia, it should be associated with potassium bromide. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z Almost needless to say, sodium bromide is at least as harmful as potassium bromide, and the advertisement is entirely for purposes of deception. Essays In Pastoral Medicine 2012-03-05T03:00:09.993Z The relation of the gold to the potassium bromide, as well as the amounts of silver and silver bromide which are equivalent to the potassium bromide, were determined. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z On the way, therefore, we stopped for a glass and I managed to drop a small dose of potassium bromide into the sentry's mug before it was given to him. Caught by the Turks 2011-09-09T02:01:01.073Z By the addition of potassium bromide and bromine water to diazonium salts they are converted into a perbromide, e.g. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" If it occur early in the disease, it will generally be sufficient to prescribe at bedtime ten grains each of potassium bromide and chloral, repeated once or twice during the night. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z Before using, add one drop of ten per cent solution of potassium bromide to each ounce of the solution. The Scrap Book, Volume 1, No. 1 March 1906 The best known and most widely used bromine salts are the silver bromide, used in photography, and the potassium bromide, used in medicine to depress the nervous system. The Economic Aspect of Geology "If one has to swallow twenty grains or so of potassium bromide I can not conceive any pleasanter way of taking them than mixed with a sound port." The Strange Case of Mortimer Fenley In obscure cases, quinine, sodium salicylate, arsenic, pilocarpine, atropia, potassium bromide, calcium chloride, and ichthyol are to be variously tried; general galvanization is at times useful, as is also a change of scene and climate. Essentials of Diseases of the Skin Including the Syphilodermata Arranged in the Form of Questions and Answers Prepared Especially for Students of Medicine But the best of the lot is a solution of the two substances potassium ferricyanide and potassium bromide, which forms an image of silver ferrocyanide and silver bromide. Bromide Printing and Enlarging A Practical Guide to the Making of Bromide Prints by Contact and Bromide Enlarging by Daylight and Artificial Light, With the Toning of Bromide Prints and Enlargements When bromine is added to a hot concentrated solution of potassium hydroxide there is formed a mixture of potassium bromide and potassium bromate in accordance with the reactions already discussed. An Elementary Study of Chemistry Any uncondensed bromine vapour is absorbed by moist iron borings, and the resulting iron bromide is used for the manufacture of potassium bromide. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" As an example of those which produce moderate physiological depression, potassium bromide may be mentioned, and this also diminishes electric response. Response in the Living and Non-Living The residual potassium bromide is estimated by means of standard silver nitrate solution. Nitro-Explosives: A Practical Treatise For the same reason, contrary to common opinion, I do not advise the addition of potassium bromide to the developer. Bromide Printing and Enlarging A Practical Guide to the Making of Bromide Prints by Contact and Bromide Enlarging by Daylight and Artificial Light, With the Toning of Bromide Prints and Enlargements Some advertisers condemn all the bromides, and prescribe a mixture of them; others condemn potassium bromide, and shamelessly forward a pure solution of this same salt in water as a "positive cure!" Epilepsy, Hysteria, and Neurasthenia Their Causes, Symptoms, & Treatment Stas, in his stoichiometric researches, prepared chemically pure bromine from potassium bromide, by converting it into the bromate which was purified by repeated crystallization. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Two grains of chloral hydrate and two grains of potassium bromide with ten minims of syrup of orange, given just before bedtime, will bring sound sleep to a child of a year old. The Nervous Child P. Rosenbach has found experimentally that potassium bromide diminishes the sensibility of the cortical substance of the cerebrum to electric excitement, while, the excitability of the underlying white substance remains unaltered. Scientific American Supplement, No. 455, September 20, 1884 Must a restrainer be resorted to, 1 to 3 min. of a 1:10 solution of potassium bromide is quite sufficient. Scientific American Supplement, No. 415, December 15, 1883 The usual method is to condemn vigorously the use of potassium bromide, and substitute ammonium or sodium bromide for it. Epilepsy, Hysteria, and Neurasthenia Their Causes, Symptoms, & Treatment Bromine is soluble in water, to the extent of 3.226 grammes of bromine per 100 grammes of solution at 15� C., the solubility being slightly increased by the presence of potassium bromide. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" We prepare, then, a solution of potassium bromide in water containing in every 12 ounces of solution 1 ounce of the salt. Scientific American Supplement, No. 384, May 12, 1883 Examine bromine, potassium bromide, sodium bromide, magnesium bromide. An Introduction to Chemical Science "Oh, I take hydrochloric acid, sulphuric acid, and strychnine through the day, and digitalis and potassium bromide at night." To-morrow? Notes Toward the end of the reaction, a crust of potassium bromide may tend to cover the melted potassium hydroxide. Organic Syntheses We therefore conclude, that either the niter or the small excess of potassium bromide, or both together, produce the change. Scientific American Supplement, No. 384, May 12, 1883 In order to prepare our emulsion, I take equal bulks of the silver nitrate and potassium bromide solutions in beakers, and place them in the water bath to get hot. Scientific American Supplement, No. 384, May 12, 1883 Here, then, by a direct appeal to experiment, we prove that to all appearance comparatively useless excess of potassium bromide is really one of the most important constituents of the emulsion. Scientific American Supplement, No. 384, May 12, 1883 |
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