| Literature DB >> 6783675 |
P Jacob, M Wilson, N L Benowitz.
Abstract
Improved methods have been developed for the determination of nicotine and its major metabolite, cotinine, in blood, plasma, and urine samples. These methods utilize gas chromatography with alkali flame ionization (nitrogen--phosphorus) detection and structural analogs of nicotine and cotinine as internal standards.Entities:
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Year: 1981 PMID: 6783675 DOI: 10.1016/s0378-4347(00)81033-6
Source DB: PubMed Journal: J Chromatogr