A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 6-10 of 53
Page 25
... mass , containing arsenic acid , which may be used directly for the process of reduction , or from which pure sulphide of arsenic may be prepared . § 13. The safest method to effect the destruction of the organic matter , and the ...
... mass , containing arsenic acid , which may be used directly for the process of reduction , or from which pure sulphide of arsenic may be prepared . § 13. The safest method to effect the destruction of the organic matter , and the ...
Page 26
... mass in the crucible . The contents of the cruci- ble are now thoroughly dried , and then heated by means of a spirit - lamp , care being taken that the temperature rises very gradually . At first the mass turns brown , or black ...
... mass in the crucible . The contents of the cruci- ble are now thoroughly dried , and then heated by means of a spirit - lamp , care being taken that the temperature rises very gradually . At first the mass turns brown , or black ...
Page 27
... mass obtained by evaporation , usually a color- less and very acid liquid , is very well adapted for the preparation of metallic arsenic by the process of Marsh ( see below ) . If the preparation of sulphide of arsenic is intended , for ...
... mass obtained by evaporation , usually a color- less and very acid liquid , is very well adapted for the preparation of metallic arsenic by the process of Marsh ( see below ) . If the preparation of sulphide of arsenic is intended , for ...
Page 28
... mass ; this mass is treated with from ten to twenty parts of distilled water , filtered and washed . The liquid , thus obtained , is well adapted for Marsh's test ; but when used for the purpose of precipitating the arsenic as sulphide ...
... mass ; this mass is treated with from ten to twenty parts of distilled water , filtered and washed . The liquid , thus obtained , is well adapted for Marsh's test ; but when used for the purpose of precipitating the arsenic as sulphide ...
Page 41
... mass con- tains no antimony , this metal remaining behind after the treatment with water as insoluble antimonate of soda ( § 13 ) . But , even if all these precautions , which effectually exclude the presence of antimony , have been ob ...
... mass con- tains no antimony , this metal remaining behind after the treatment with water as insoluble antimonate of soda ( § 13 ) . But , even if all these precautions , which effectually exclude the presence of antimony , have been ob ...
Common terms and phrases
acetate acidulated added alcohol alkaline alkaloid ammonia analysis antimony apparatus application arseneted hydrogen arsenious acid becomes boiling brucine carbonate of potassa carbonate of soda caustic potassa caustic soda Chemical Chemistry Chimie Chimique chlorate of potassa chloric acid chloride color colorless concentrated conicine containing copper crystals cyanide cyanide of potassium deposited detection dilute dissolved distillate drop edition ethereal solution evaporation excess filter filtrate flame formed gentle heat glass hydrochloric acid hydrocyanic acid hydrogen gas insoluble liquid London mass mercury metallic method mirror mixed mixture morphine nicotine nitrate of silver nitric acid obtained odor organic matter oxalic acid oxide Paris particles phosphorus Physique placed planches poison porcelain porcelain dish portion potassium poured presence produced pure reagents reduction reduction-tube residue retort salts spots strychnine substances under examination sulphate sulphide of antimony sulphide of arsenic sulphocyanide sulphureted hydrogen sulphuric acid tion Traite treated Treatise tube veratrine volatile vols white precipitate zinc
Popular passages
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