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Radiochemical evaluation of the 2,4-dinitrophenylhydrazine method for determination of vitamin C

✍ Scribed by Z. Zloch; J. Červeň; E. Ginter


Book ID
107711188
Publisher
Elsevier Science
Year
1971
Tongue
English
Weight
433 KB
Volume
43
Category
Article
ISSN
0003-2697

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Improved direct method for determination
✍ Hirohiko Katsuki; Tsuya Yoshida; Chizuko Tanegashima; Shozo Tanaka 📂 Article 📅 1971 🏛 Elsevier Science 🌐 English ⚖ 404 KB

A large number of reports have appeared for the determination of keto acids by the DNP\* method. The outline of the method is as follows: Keto acid in water solution is converted to DNPH derivative. Then the DNPH, after extraction with water-immiscible organic solvent, is transferred to water soluti