Identification of Cocaine in Cocaine-Lidocaine Mixtures (“Rock Cocaine”) and Other Illicit Cocaine Preparations Using Derivative Absorption Spectroscopy
- 30 June 1988
- journal article
- research article
- Published by Oxford University Press (OUP) in Journal of Analytical Toxicology
- Vol. 12 (4) , 192-196
- https://doi.org/10.1093/jat/12.4.192
Abstract
A rapid second-derivative procedure for distinguishing cocaine and other local anesthetics is described. This technique appeared to be particularly useful in the detection of cocaine in binary mixtures. It is of great value in forensic toxicology, resolving cocaine-lidocaine, cocaine-procaine, cocaine-tetracaine, and cocaine-benzocaine mixtures, for which zero-order UV spectroscopy fails.This publication has 2 references indexed in Scilit:
- Derivative Spectrophotometric Determination of Some Corticosteroids in Combinations with Other DrugsJournal of AOAC INTERNATIONAL, 1986
- Analysis for paraquat by second- and fourth-derivative spectroscopy.Clinical Chemistry, 1981