The Chemical News and Journal of Physical Science, Volumes 27-28Griffin, Bohn and Company, 1773 - Chemistry |
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Page 56
... examination of the alkaline residues spectroscopically was also essentially necessary . The determination of the ... examined , and lithia likewise detected . Two other speci- mens of rock from near the same locality showed lithia ...
... examination of the alkaline residues spectroscopically was also essentially necessary . The determination of the ... examined , and lithia likewise detected . Two other speci- mens of rock from near the same locality showed lithia ...
Page 58
... examination under polarised light is recommended both for vegetable fibres and varieties of silk . Wool , silk , cotton , and linen are next examined when dyed and printed . The reagents recommended are iodine , chromic acid and dilute ...
... examination under polarised light is recommended both for vegetable fibres and varieties of silk . Wool , silk , cotton , and linen are next examined when dyed and printed . The reagents recommended are iodine , chromic acid and dilute ...
Page 64
... examination of the sulphur lye , I will give a cursory description of the manner in which the lyes which I examined were obtained , and of the preparation of sulphur therefrom . The method to be described is employed in the Rhenania ...
... examination of the sulphur lye , I will give a cursory description of the manner in which the lyes which I examined were obtained , and of the preparation of sulphur therefrom . The method to be described is employed in the Rhenania ...
Page 65
... examined them differ materially . Especially is the case with regard to the higher sulphide of calcium , which is ... examination CHEMICAL NEWS , Feb. 7 , 1873 . 65 } Composition of the Lyes from Soda Waste .
... examined them differ materially . Especially is the case with regard to the higher sulphide of calcium , which is ... examination CHEMICAL NEWS , Feb. 7 , 1873 . 65 } Composition of the Lyes from Soda Waste .
Page 66
... examination , found that solutions of calcium polysulphurets on evaporation never separate pure polysulphurets in a ... examined first by Herschel and Buchner , and later by H. Rose . Schöne obtained Herschel's compound by boiling pure ...
... examination , found that solutions of calcium polysulphurets on evaporation never separate pure polysulphurets in a ... examined first by Herschel and Buchner , and later by H. Rose . Schöne obtained Herschel's compound by boiling pure ...
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acetic acid action alcohol alkaline alumina ammonia analysis aniline apparatus appears applied arsenic acid Assays atoms barium baryta body boiling bromine calcium carbonic acid caustic cent chemical chemistry chemists chloric acid chloride coal colour composition compounds containing converted copper crystallisation crystals cymene decomposed decomposition deposit dilute dissolved distilled employed ether evaporation experiments filtered flask formation formed formula furnace fused glass heat hydrate hydrochloric acid hydrogen Improvements insoluble iodide iron Laboratory lime liquid magnesia manganese manufacture matter metallic method methyl mineral mixture nitrate nitric acid nitrogen observed obtained ordinary oxalic oxide oxidising oxygen paper PATENTS phosphate phosphoric acid potash potassa potassium precipitate prepared present produced pure pyrites quantity reaction Royal salt sample silicate silver Society soda sodium soluble solution substance sulphate sulphide sulphuretted hydrogen sulphuric acid temperature tion toluidine treated tube vapour washed weight yields zinc
Popular passages
Page 98 - Chemistry, Medicine, Surgery, and the Allied Sciences. A Dictionary of Chemistry and the Allied Branches of other Sciences.
Page 83 - President in the chair. After the minutes of the previous meeting had been read and confirmed, the Society proceeded to the election of officers and members of Council for the year next ensuing.
Page 230 - Stevenson, president, in the chair. The minutes of the previous meeting having been read and confirmed, Mr.
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Page 170 - By a delicate mathematical analysis, Thomson arrives at the theorem that the ''average pressure at any point of an incompressible, frictionless fluid, originally at rest, but set in motion and kept in motion by solids, moving to and fro, or whirling round in any manner, through a finite space of it," would explain the attractions just described.
Page 98 - Supplement; bringing the Record of Chemical Discovery down to the end of the year 1869 ; including also several Additions to, and Corrections of, former results which have appeared in 1870 and 1871.
Page 75 - Experiments with chlorides are recorded. It was found in all cases that the difference between the spectrum of the chloride and the spectrum of the metal was that under the same spark-conditions all the short lines were obliterated. Changing the spark-conditions, the final result was that only the very longest lines in the spectrum of the metallic vapour remained.
Page 222 - An act to amend the law for the Prevention of Adulteration of Food and Drink, and of Drugs.