| 单词 | ferric oxide |
| 例句 | The tape is made of paper-thin polyurethane coated with a slurry made of ferric oxide and carbon black. Springfield factory makes cassette tape 2018-01-11T05:00:00Z The resulting dark-brown pigment may remain at the seat of the hemorrhage indefinitely, and may be accompanied with reddish-brown flakes, which, as shown by Kunkel,43 are composed of hydrated ferric oxide. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z By converting ferrous into ferric oxide the green tint is changed to yellow, which is less noticeable. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 1 "Gichtel, Johann" to "Glory" 2012-01-11T03:00:20.463Z Thus iron protoxide is now generally known as ferrous oxide, and iron peroxide as ferric oxide. Heroes of Science Chemists 2011-12-09T03:00:21.047Z The presence of much ferric oxide gives the rose colour referred to by Agricola. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Ochre is a hydrated ferric oxide permeating a clay base, largely used as a tinting material. Paint Technology and Tests 2011-09-15T02:00:12.263Z It consists of clear crystalline sapphire coloured with a small quantity of ferric oxide. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" 2011-09-02T02:00:20.450Z Impure limestones, frequently coloured or clouded with red, due to ferric oxide, are quarried on an extensive scale in eastern Tennessee, and are used for decorative purposes. North America 2011-05-05T02:00:20.027Z His first major product was the development of a tape recorder: he heated ground iron in a frying pan to collect the ferric oxide he needed to make magnetic tape. Nobutoshi Kihara, Sony Engineer, Dies at 84? 2011-02-28T02:56:37Z The Curb Pins sometimes produce the ferric oxide mentioned by their action on the hairspring. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z English hydraulic limes are of a different class; they contain a good deal of alumina and ferric oxide, and in composition resemble somewhat irregular Portland cement. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" The red colour of typical carnelian is due to the presence of ferric oxide. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" Iodine, antimony trichloride, molybdenum pentachloride, ferric chloride, ferric oxide, antimony, tin, stannic oxide and ferrous sulphate have all been used as chlorine carriers. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" If silica be present, it gives the iron bead when heated with a little ferric oxide; if tin is present there is no change. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" The molecules of iron, uniting with the molecules of oxygen which exist in the oil in its oxidized state, forms ferric oxide. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z The quartz sometimes shows bubbles containing liquid, gas, and small heavy crystals, probably of ferric oxide, as in the Clifton-Morenci district of Arizona. The Economic Aspect of Geology In some species colouring matter or ferric oxide is stored in the capsule. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. The ferric hydroxide accumulates in the sheath, and gradually passes into the more insoluble ferric oxide. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" It is possible, however, as held by some, that ferric oxide is capable of inducing this conversion. Manures and the principles of manuring The following uranium process gives black impressions: In a saturated solution of tartaric acid dissolve freshly precipitated ferric oxide, and keep the solution—ferric tartrate—in the dark. Photographic Reproduction Processes When we say that oxygen and iron unite and form ferric oxide, we express a law of matter: that is, that these elements have an affinity for each other. Report on Surgery to the Santa Clara County Medical Society The smoke thus produced reduces the red ferric oxide to blue-green ferrous oxide, or to metallic iron, which combines with the silica present to form a fusible ferrous silicate. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Examine pieces of the metal and also some of its compounds, as ferrous sulphate, ferric chloride, and ferric oxide or iron rust. Physiology and Hygiene for Secondary Schools The most important substances present in soils are as follows: silica, alumina, lime, magnesia, potash, soda, ferric oxide, manganese oxide, sulphuric acid, phosphoric acid, and chlorine. Manures and the principles of manuring The precipitate—ferric oxide—is now washed in warm water until the last washing water is quite neutral to test paper, then drained and mixed with 200 parts of pure crystallized oxalic acid. Photographic Reproduction Processes The weight of the ferric oxide has already been determined in the first portion: deduct it, and the difference is the weight of alumina. A Text-book of Assaying: For the Use of Those Connected with Mines. In wool scouring, cotton bleaching, and other processes requiring the use of alkaline carbonates, ferric oxide is precipitated on the fibre. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association Pink, odorless, tasteless powder of zinc oxide with a small amount of ferric oxide, dissolved in mineral oils and used in skin lotions. Mother's Remedies Over One Thousand Tried and Tested Remedies from Mothers of the United States and Canada The aluminium is then determined by difference, after subtracting the weight of ferric oxide corresponding to the amount of iron found. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes Its value as a paint is due to the presence of ferric oxide, of which it contains more than any of the French, Australian, American, Irish, or Welsh ochres. Martin Luther King, Jr. Day, 1995, Memorial Issue Add ammonia in slight excess, boil, filter, dry, ignite, and weigh the precipitate as ferric oxide. A Text-book of Assaying: For the Use of Those Connected with Mines. Agate is stained red, so as to form carnelian and sardonyx, by means of ferric oxide. The Project Gutenberg Encyclopedia Volume 1 of 28 The ferric oxide of the cement is unaffected by sea- water. The Sewerage of Sea Coast Towns The precipitate may then be ignited and weighed as ferric oxide, as described on page 110. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes To find the alumina, which is best estimated by difference, multiply the iron by 1.428 to get the weight of ferric oxide, and deduct this from the weight of alumina and ferric oxide found. A Text-book of Assaying: For the Use of Those Connected with Mines. These generally consist of ferric oxide and alumina. A Text-book of Assaying: For the Use of Those Connected with Mines. Calculate the percentage as ferrous oxide, unless there are reasons to the contrary, also calculate its weight as ferric oxide. A Text-book of Assaying: For the Use of Those Connected with Mines. The difference between this weight and that of the combined oxides gives the ferric oxide and alumina. A Text-book of Assaying: For the Use of Those Connected with Mines. The iron found is calculated to ferric oxide by dividing by .7. A Text-book of Assaying: For the Use of Those Connected with Mines. Filter, wash with hot water, dry, ignite, and weigh as mixed alumina and ferric oxide. A Text-book of Assaying: For the Use of Those Connected with Mines. It is a common practice to determine the iron, calculate it to ferric oxide, and so to estimate the alumina indirectly. A Text-book of Assaying: For the Use of Those Connected with Mines. For example, 1 gram of crystallised iron sulphate was found to contain on analysis 0.2877 gram of sulphuric oxide; and on igniting another gram, 0.2877 gram of ferric oxide was left. A Text-book of Assaying: For the Use of Those Connected with Mines. In a complete examination of a silicate it should be treated with the precipitate containing alumina, ferric oxide, &c. A Text-book of Assaying: For the Use of Those Connected with Mines. The ammonia precipitate contains the whole of the iron as ferric oxide; hence the necessity for calculating the ferrous oxide as ferric, and deducting it. A Text-book of Assaying: For the Use of Those Connected with Mines. To find the proportion of ferric oxide, the ferrous iron found is multiplied by 1.428, and this is deducted from the weight of ferric oxide obtained by precipitation with ammonia. A Text-book of Assaying: For the Use of Those Connected with Mines. The precipitate is filtered off, washed with hot water, dried, ignited, and weighed as mixed ferric oxide and alumina. A Text-book of Assaying: For the Use of Those Connected with Mines. |
| 随便看 |
|
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。