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Determination of urinary 3-methoxy-4-hydroxymandelic acid by gas-liquid chromatography as vanillyl alcohol

✍ Scribed by Haroutune Dekirmenjian; James W. Maas


Book ID
115819057
Publisher
Elsevier Science
Year
1971
Tongue
English
Weight
209 KB
Volume
32
Category
Article
ISSN
0009-8981

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Determination of mixtures of urinary ben
✍ H. Wieczorek; B. Trojanowska; W. DramiΕ„ski πŸ“‚ Article πŸ“… 1979 πŸ› Springer-Verlag 🌐 English βš– 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