An improved gas-liquid chromatographic m
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Peter Schlesinger
📂
Article
📅
1979
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Elsevier Science
🌐
English
⚖ 144 KB
An established gas-liquid chromatographic method for analysis of trimethylamine in urine was substantially improved by the use of an exchangeable lithium hydroxide, kieselguhr precolumn. Biological samples were acidified immediately upon collection and were analyzed by direct injection onto the prec