A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 1-5 of 17
Page 20
... weight of the dry substance contained in the mass , or a little more , and enough water to form the whole into a thin paste . If the substance has previously been mixed and stirred with water , as mentioned above , for the purpose of ...
... weight of the dry substance contained in the mass , or a little more , and enough water to form the whole into a thin paste . If the substance has previously been mixed and stirred with water , as mentioned above , for the purpose of ...
Page 54
... weight of the sulphide before reduction be ascer tained , whence the weight of the arsenic or arsenious acid may be deduced . It has already been mentioned ( § 14 ) , that by pro- ceeding in this manner the sulphide of arsenic is not ...
... weight of the sulphide before reduction be ascer tained , whence the weight of the arsenic or arsenious acid may be deduced . It has already been mentioned ( § 14 ) , that by pro- ceeding in this manner the sulphide of arsenic is not ...
Page 55
... weight may then , if necessary , be determined ; it is sure to be the tersulphide AsS ' ; 100 parts corres- pond to 80.4 of arsenious acid , and to 60.9 of metallic arsenic . H. Rose has observed , that in fusing sulphide of arsenic ...
... weight may then , if necessary , be determined ; it is sure to be the tersulphide AsS ' ; 100 parts corres- pond to 80.4 of arsenious acid , and to 60.9 of metallic arsenic . H. Rose has observed , that in fusing sulphide of arsenic ...
Page 62
... weight to the soft parts . The whole is now evaporated to dryness , with con- stant stirring , and the dry mass introduced by de- grees , in small portions , into a new clean Hessian crucible , heated to dull redness . In this manner ...
... weight to the soft parts . The whole is now evaporated to dryness , with con- stant stirring , and the dry mass introduced by de- grees , in small portions , into a new clean Hessian crucible , heated to dull redness . In this manner ...
Page 65
... weight to the solid . portion of the masses . A receiver , containing about an ounce of water , is attached to the retort , and the latter heated in a chloride of calcium bath . Ebulli- tion is kept up until the greater portion of the ...
... weight to the solid . portion of the masses . A receiver , containing about an ounce of water , is attached to the retort , and the latter heated in a chloride of calcium bath . Ebulli- tion is kept up until the greater portion of the ...
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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