The toxicologist's guideLongmans, Green, and Company, 1866 - 73 стор. |
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Загальні терміни та фрази
17 plate acetic acid acetic ether aconitina agitated alcohol alkalis alkaloid ammonia aniline antimony arsenic arsenious acid atropia blood blue colour boiling brown brucia carbonate caustic chemical Chloride of gold Chloride of platinum chloroform cold coloured plate containing contents crystalline crystals cyanide of potassium detected digestion diluted dissolved distilled water dried drops evaporated to dryness extract filter glass globules grain heat Horsley hydrochloric acid hydrogen insoluble iodide of potassium liquid liquor meconic acid mercury mixed morphia nicotina nitrate of silver nitric acid nitro-benzole odour oily opium organic matter oxalic acid oxide perchloride of iron phosphorus picrotoxia poison is obtained portion powder prussiate of potash prussic acid pure quantity readily red colour Reinsch's residue soda solu soluble in water stomach strychnia substance sulphate sulphide of ammonium Sulphide of hydrogen sulphuretted hydrogen sulphuric acid tion treated vegetable poisons washed water-bath white precipitate yellow precipitate zinc
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Сторінка 58 - ... the filtered solution is next treated with caustic potash, and distilled to dryness in an oil bath. The distillate contains the aniline, which is detected by the nascent oxygen of a galvanic battery thus : A drop or so of the solution of aniline in 1000 of dilute sulphuric acid (1 to 7 of water) is placed on a clean piece of platinum foil and touched with the negative...
Сторінка 58 - Nitro-benzole passes i over into the receiver unchanged, and can be detected by the bitter-almond like smell ; the residue in the retort is treated with strong alcohol to extract the sulphate of aniline ; the alcoholic solution is treated with acetate of lead to precipitate organic matter, and the excess of lead...
Сторінка 56 - It is sparingly soluble in water, but readily so in alcohol and in dilute acids.
Сторінка 62 - ... Considering that but very small quantities are likely to be found, the method proposed by Mitscherlich is most easy and reliable, and should have been given. Mr. Horsley concludes his account of the tests for phosphoric acid with a note which will, we fear, prove a stumbling-block to his readers : — " As phosphorus in some form or another enters into the composition of the human body, allowance must be made in calculating the amount of phosphoric acid obtained in an