A Manual of the detection of poisons by medico-chemical analysis |
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Page 40
... or chloride of antimony , or tartar emetic , the escaping hydrogen becomes
mixed with antimoneted hydrogen ; the flame of tho burning gas appears white ,
spots of metallic antimony are deposited on porcelain which is held into the flame
, a ...
... or chloride of antimony , or tartar emetic , the escaping hydrogen becomes
mixed with antimoneted hydrogen ; the flame of tho burning gas appears white ,
spots of metallic antimony are deposited on porcelain which is held into the flame
, a ...
Page 42
The antimony - mirror is , next to the heated spot , partly fused to small globules ,
and there it appears of almost sil . ver - white color ; more distant from the flame it
is nearly black , and forms , when in very thin layers , not a continuous lustrous ...
The antimony - mirror is , next to the heated spot , partly fused to small globules ,
and there it appears of almost sil . ver - white color ; more distant from the flame it
is nearly black , and forms , when in very thin layers , not a continuous lustrous ...
Page 43
gas is kindled , the flame instantly assumes a bluish - white color , and spots are
formed on porcelain which is held into the flame . The antimony - mirror requires
for its vaporization a much higher temperature , and , during vaporization , spots ...
gas is kindled , the flame instantly assumes a bluish - white color , and spots are
formed on porcelain which is held into the flame . The antimony - mirror requires
for its vaporization a much higher temperature , and , during vaporization , spots ...
Page 47
the reduction - tube , is connected with an apparatus which affords dry
sulphureted hydrogen gas , the current being so regulated that the quantity of the
escaping gas is just sufficient to burn with flame , and heat is applied by means of
a ...
the reduction - tube , is connected with an apparatus which affords dry
sulphureted hydrogen gas , the current being so regulated that the quantity of the
escaping gas is just sufficient to burn with flame , and heat is applied by means of
a ...
Page 52
... mirror consists of arsenic , the flame assumes a bluish - white color , and the
alliaceous arsenic odor is evolved ; the odor is very distinctly perceived when the
heated tube is quickly held under the nose . This peculiar smell is alone sufficient
...
... mirror consists of arsenic , the flame assumes a bluish - white color , and the
alliaceous arsenic odor is evolved ; the odor is very distinctly perceived when the
heated tube is quickly held under the nose . This peculiar smell is alone sufficient
...
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added addition alcohol alkaloid ammonia analyst antimony appear applied arsenic assumes becomes blue boiling carbonate of soda causes caustic characteristic Chemical Chemistry Chimie chloride cloth collected color completely concentrated consists containing contents copper crystals cyanide deposited described detection dilute dish dissolved distillate drops easily edition effect ether evaporation examination excess experiments filter filtrate formed gives glass heated hydrochloric acid hydrocyanic acid iron lead liquid London manner mass matter means metallic method mirror mixed mixture morphine nature necessary nicotine nitric acid observed obtained odor operation organic oxalic acid oxide Paris particles passed phosphorus piece placed poison porcelain portion potassa potassium poured precipitate presence produced pure quantity reaction reagents reduction remains removed residue resulting retort salts separated soluble solution strychnine substances sufficient sulphide of arsenic sulphureted hydrogen sulphuric acid takes tested tion treated treatment tube vols washed weight whole yellow
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