Vol. 13, Art. 8 (pp. 94-102) | 2012
Extraction freezing and solid phase extraction in forensic-chemical investigation of some antihistamines, neuroleptics, tranquilizers, opiates, opioids, local anaesthetics
Pospelova A.A., Malkova T.L., Karpova L.N.
Perm State Pharmaceutical Academy, Perm
Brief summary
Thin-layer chromatography is widely used method for analytical control in forensic-chemical study. Nonpolar sorbent and polar eluent are used in traditional normal-phase thin-layer chromatography. Polar sorbent and nonpolar eluent are used in reversed-phase thin-layer chromatography. Reversed-phase thin-layer chromatography was considered for the increase of method\'s selectivity and reliability of results. The research deals with rational ways of sample preparation of model mixture of urine for identification of analyzable compounds by reversed-phase thin-layer chromatography.
Key words
poisonings, forensic-chemical investigation, extraction freezing, solid phase extraction, reversed-phase thin-layer chromatography.
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