A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 6-10 of 42
Page 44
... yellow resi- due of sulphide of arsenic remains behind . An anti- mony - spot , when treated in the same manner , yields an orange - red residue of sulphide of antimony . This is another very characteristic distinguishing test , dis ...
... yellow resi- due of sulphide of arsenic remains behind . An anti- mony - spot , when treated in the same manner , yields an orange - red residue of sulphide of antimony . This is another very characteristic distinguishing test , dis ...
Page 46
... yellow arsenic - spots have disappeared is moistened with a drop of sulphureted hydrogen water , or if exposed to the influence of sulphureted hydrogen gas , a new yellow spot imme- diately appears , which is quickly removed on addi ...
... yellow arsenic - spots have disappeared is moistened with a drop of sulphureted hydrogen water , or if exposed to the influence of sulphureted hydrogen gas , a new yellow spot imme- diately appears , which is quickly removed on addi ...
Page 47
... yellow sulphide of arsenic will be formed if the metallic mirror consisted of arsenic , but orange- colored or black sulphide of antimony , if it consisted of antimony .- ( Pettenkofer , Fresenius . ) If , then , the tube is fastened to ...
... yellow sulphide of arsenic will be formed if the metallic mirror consisted of arsenic , but orange- colored or black sulphide of antimony , if it consisted of antimony .- ( Pettenkofer , Fresenius . ) If , then , the tube is fastened to ...
Page 48
... yellow precipitate of arsenite of silver will , therefore , bes thrown down , either immediately or after addition of some nitrate of silver , in case the latter should be wanting . Of the antimoneted hydrogen only the hydrogen is ...
... yellow precipitate of arsenite of silver will , therefore , bes thrown down , either immediately or after addition of some nitrate of silver , in case the latter should be wanting . Of the antimoneted hydrogen only the hydrogen is ...
Page 49
... yellow precipitate proves conclusively the presence of arsenic . The addition of ammonia is best performed in such a manner that only a drop at the time is placed cautiously on the surface of the liquid , when two strata of different ...
... yellow precipitate proves conclusively the presence of arsenic . The addition of ammonia is best performed in such a manner that only a drop at the time is placed cautiously on the surface of the liquid , when two strata of different ...
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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