A survey of extraction techniques for drugs of abuse in urine
β Scribed by J.F Wilson; B.L Smith; P.A Toseland; I.D Watson; J Williams; A.H Thomson; N.E Capps; G Sweeney; L.N Sandle
- Book ID
- 108455659
- Publisher
- Elsevier Science
- Year
- 2001
- Tongue
- English
- Weight
- 64 KB
- Volume
- 119
- Category
- Article
- ISSN
- 0379-0738
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Results of a double-blind study regarding the validation of extraction and identification techniques for abuse drugs in 50 control urines t o which were addcd known concentrations of drugs are presented. Data on the excretion of some commonly abused drugs in human urine are also reported. Keyphrases
## Abstract This paper provides a methodological survey of research of 1253 experiments on the acute effects of drugs used for nonβmedical purposes on human performance. 305 different tasks were tested, but only 118 tasks were used in more than two experiments. While the majority of experiments did
A new method is described for the detection of drugs of abuse in urine, based on the techniques of lyophilization and liquid-solid extraction. Urine samples are acidified with acetic acid and then freeze-dried. The residues are then estracted and the extracts subjected to thin-layer chromatography