QUALITATIVE ANALYSIS OF THE PRESENCE OF COMMON TOXICANTS Flashcards
Volume of Specimen required for Urine
50-mL
Drugs that cause urinary retention
Tricyclic antidepressants
(amitriptyline, imipram
Volume of specimen required for stomach contents
20 mL
Volume required for scene residues
a few mg
T/F: Scene residues are to be dissolved in a few ml of water
True
Blood plasma is used to identify what common toxicants
Carbon monoxide
Cyanide
Ethanol
Lead
Blood plasma required
10 mL
volume of blood plasma to be collected in a fluoride/oxalate tube, if ethanol poisoning is suspected
2 mL
All biological specimens should be stored at _________ prior to analysis
4°C
this includes the physical state, color, odor, homogeneity
or heterogeneity of the material revealed by the examination with or without the aid of
magnifying lens or microscope
Macroscopic Examination
In
the drug analysis, ________ are the most common method to perform
presumptive tests
color tests or spot tests
Other than Acetone or Isopropyl Alcohol, Ketones can also be present in urine during
starvation / diabetic ketosis
Test for Alcohol
Dichromate Test
Dichromate test positive result
Green or blue
Test for Aniline
Ammonia/o-Cresol
