A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
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Page 21
... it is heated to about 140 ° -170 ° F. , which is done by placing the vessel containing it into hot water ; it is then allowed to cool , the gas all the while passing through it , and finally set aside , well ARSENIC . 21.
... it is heated to about 140 ° -170 ° F. , which is done by placing the vessel containing it into hot water ; it is then allowed to cool , the gas all the while passing through it , and finally set aside , well ARSENIC . 21.
Page 23
... containing some sulphureted hydrogen . * To remove other me- * Formerly it was laid down as a rule to set the liquid aside be- fore filtering it , until the whole of the sulphureted hydrogen had evaporated , and the principal object of ...
... containing some sulphureted hydrogen . * To remove other me- * Formerly it was laid down as a rule to set the liquid aside be- fore filtering it , until the whole of the sulphureted hydrogen had evaporated , and the principal object of ...
Page 24
... containing the moist precipitate is spread out in a porcelain dish , and a little water poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop , as long ...
... containing the moist precipitate is spread out in a porcelain dish , and a little water poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop , as long ...
Page 25
... 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 oxidation of ...
... 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 oxidation of ...
Page 31
... containing the chloride of calcium , sets some hydrochloric acid free , which , by its presence , prevents the formation of the arsenic - mirror . This precaution is absolutely necessary when a liquid containing hydrochloric acid is ...
... containing the chloride of calcium , sets some hydrochloric acid free , which , by its presence , prevents the formation of the arsenic - mirror . This precaution is absolutely necessary when a liquid containing hydrochloric acid is ...
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
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