A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 1-5 of 39
Page 24
... excess of the solvent is clearly indicated by the odor . Sulphide of arsenic and the organic substances dissolve in dilute ammonia , and the other metallic sulphides , which might have been precipitated by the sulphureted hydrogen ...
... excess of the solvent is clearly indicated by the odor . Sulphide of arsenic and the organic substances dissolve in dilute ammonia , and the other metallic sulphides , which might have been precipitated by the sulphureted hydrogen ...
Page 26
... excess of acid without effer- vescence and to soften the mass , and , afterwards , some finely powdered carbonate of soda , and some nitrate of soda , also finely powdered , and the whole placed in a porcelain crucible . The capsule is ...
... excess of acid without effer- vescence and to soften the mass , and , afterwards , some finely powdered carbonate of soda , and some nitrate of soda , also finely powdered , and the whole placed in a porcelain crucible . The capsule is ...
Page 27
... excess of this acid removed by heat , and a current of sulphureted hydrogen passed through the mode- rately hot liquid , until the whole of the arsenic is precipitated . The sulphide is collected on a small filter , well washed , and ...
... excess of this acid removed by heat , and a current of sulphureted hydrogen passed through the mode- rately hot liquid , until the whole of the arsenic is precipitated . The sulphide is collected on a small filter , well washed , and ...
Page 35
... it is completely decomposed . The solution blackens in consequence of the elimination of metallic silver , and the liquid contains arsenic in the state of arse- nious acid , together with the excess of the silver- ARSENIC . 35.
... it is completely decomposed . The solution blackens in consequence of the elimination of metallic silver , and the liquid contains arsenic in the state of arse- nious acid , together with the excess of the silver- ARSENIC . 35.
Page 36
Friedrich Julius Otto. nious acid , together with the excess of the silver- salt . To prevent the latter from becoming too consi- derable , it is advisable to take at first a dilute solution , acidulated with a drop or two of nitric acid ...
Friedrich Julius Otto. nious acid , together with the excess of the silver- salt . To prevent the latter from becoming too consi- derable , it is advisable to take at first a dilute solution , acidulated with a drop or two of nitric acid ...
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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