DETERMINATION OF VITAMIN C (L-ASCORBIC ACID AND DEHYDROASCORBIC ACID) IN FOOD BY MANUAL AND AUTOMATED PHOTOMETRIC METHODS
β Scribed by OMER PELLETIER; RENE BRASSARD
- Book ID
- 108802747
- Publisher
- Institute of Food Technologists
- Year
- 1977
- Tongue
- English
- Weight
- 914 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0022-1147
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π SIMILAR VOLUMES
New methods are presented for measuring total vitamin C and the ascorbic acid/dehydroascorbic acid ratio in gastric juice. Extracts are prepared from a gastric juice which are suitable for direct injection onto a Waters Nova-pak C , , Radial-pak cartridge for high performance liquid chromatography (
The adaptation of an isocratic reversed-phase ion-pairing high performance liquid chromatographic method in combination with derivatization of dehydroascorbic acid by l&phenylenediamine prior to injection for simultaneous determination of ascorbic acid and dehydroascorbic acid in plant materials is