A Manual of the Detection of Poisons by Medico-chemical Analysis |
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Page 13
... saturated at 100° C . . . Solution saturated at 100° C . after i cooling and resting
for 2 days , 1 2 . 90 1 . 78 Alfred Taylor observed that water , boiling gently for an
hour , dis . the attention of the analyst ought first to be directed ARSENIC . 13.
... saturated at 100° C . . . Solution saturated at 100° C . after i cooling and resting
for 2 days , 1 2 . 90 1 . 78 Alfred Taylor observed that water , boiling gently for an
hour , dis . the attention of the analyst ought first to be directed ARSENIC . 13.
Page 14
... a saturated boiling solution of the transparent modifications contained 4 . 6 or 4
. 75 per cent . , and on cooling and resting for 2 days retained 1 . 87 or 1 . 34 .
The presence of organic principles appears to impair its solubility Christison
found ...
... a saturated boiling solution of the transparent modifications contained 4 . 6 or 4
. 75 per cent . , and on cooling and resting for 2 days retained 1 . 87 or 1 . 34 .
The presence of organic principles appears to impair its solubility Christison
found ...
Page 16
... when the indescribably offensive and characteristic odor of alkarsin ( oxide of
kakodyl ) should be evolved . . One or more fragments are finely powdered in a
small agate mortar , the powder dissolved in boiling water , and the solution
mixed ...
... when the indescribably offensive and characteristic odor of alkarsin ( oxide of
kakodyl ) should be evolved . . One or more fragments are finely powdered in a
small agate mortar , the powder dissolved in boiling water , and the solution
mixed ...
Page 21
... the temperature being kept below the boiling point . § 10 . The next operation is
the precipitation of the arsenic from the liquid as sulphide . The liquid is poured
into a spacious beaker - glass , or a flask , and a current of washed sulphureted ...
... the temperature being kept below the boiling point . § 10 . The next operation is
the precipitation of the arsenic from the liquid as sulphide . The liquid is poured
into a spacious beaker - glass , or a flask , and a current of washed sulphureted ...
Page 40
If the precipitate which is thrown down by sulphureted hydrogen is treated with a
dilute solution of caustic potassa , the sulphide of arsenic , if present , enters into
solution , and , on boiling the liquid with protoxide of copper , sulphide of copper
...
If the precipitate which is thrown down by sulphureted hydrogen is treated with a
dilute solution of caustic potassa , the sulphide of arsenic , if present , enters into
solution , and , on boiling the liquid with protoxide of copper , sulphide of copper
...
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A Manual of the Detection of Poisons by Medico-Chemical Analysis (Classic ... Friedrich Julius Otto No preview available - 2015 |
Common terms and phrases
added addition alcohol alkaloid ammonia analyst antimony apparatus appear applied arsenious acid becomes boiling carbonate carbonate of soda cause caustic characteristic Chemical Chemistry Chimie chloride cloth collected color completely concentrated consists containing contents copper cyanide deposited described detection dilute dish dissolved distillate drop easily edition effect escaping ether evaporation examination excess experiments filter filtrate flame formed glass heated hydrochloric acid iron lead liquid London manner Marsh mass matter means metallic method mirror mixed mixture necessary nitrate of silver nitric acid observed obtained odor operation organic matter oxide Paris passed placed poison porcelain portion potassa potassium poured precipitate prepared presence produced pure quantity reaction reduction remains removed residue resulting retort salts separated soda soluble solution substances sufficient sulphide of arsenic sulphureted hydrogen sulphuric acid takes tion trace treated treatment tube volatile vols washed whole yellow zinc
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Page 179 - ANNALES DE CHIMIE, ou Recueil de memoires concernant la chimie et les arts qui en dependent [/rant vol.