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Collection and preservation of a 24-h pregnancy urine, for the gas-chromatographic determination of pregnanediol and oestriol

โœ Scribed by H.R.M. Alink


Book ID
115820080
Publisher
Elsevier Science
Year
1973
Tongue
English
Weight
81 KB
Volume
45
Category
Article
ISSN
0009-8981

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A chromatographic and fluorimetric metho
โœ Ruth Dvir; R. Chayen ๐Ÿ“‚ Article ๐Ÿ“… 1969 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 906 KB

A method is described for the measurement of oestriol in pregnancy urine. After hydrolysis of the urine, oestrogens are reacted with r-dimethylaminonaphthalene-5sulphonyl chloride (DANSYL-chloride) to give fluorescent derivatives. The oestriol derivative is separated by thin-layer chromatography on