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Simultaneous gas chromatographic determination of urinary mandelic and phenylglyoxylic acids using diazomethane derivatization

✍ Scribed by J. Flek; V. Ŝedivec

Book ID
105141473
Publisher
Springer-Verlag
Year
1980
Tongue
English
Weight
442 KB
Volume
45
Category
Article
ISSN
0340-0131

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Determination of mixtures of urinary benzoic, 3- and 4-methylbenzoic, and mandelic acids by gas chromatography
✍ H. Wieczorek; B. Trojanowska; W. Dramiński 📂 Article 📅 1979 🏛 Springer-Verlag 🌐 English ⚖ 476 KB

The determination of benzoic, 3- and 4-methylbenzoic, and mandelic acids in urine by gas chromatography (G.C.) is presented. The analytical procedure includes: addition of internal standard (beta-naphthol), alkaline hydrolysis, ethyl ether extraction, evaporation of the solvent, and silylation of ac