P J Twitchett. Show Affiliations »
Abstract
Entities: Chemical
Mesh： See more » Caffeine/analysisChromatography/methodsChromatography, Ion ExchangeDrug Contamination/analysisHeroin/analysisMass SpectrometryPressureSpectrophotometry, UltravioletStructure-Activity RelationshipStrychnine/analysisTime Factors
Substances： See more » CaffeineHeroinStrychnine
Year: 1975 PMID： 1133133 DOI： 10.1016/s0021-9673(01)85513-8
Source DB: PubMed Journal: J Chromatogr