Studies on Protective Action of D-Araboascorbic Acid on L-Ascorbic Acid

The protective action of D-araboascorbic acid on L-ascorbic acid was studied in buffer solutions (pH 2.2-8.0) with Cu2+. The separative determination of both acids was carried out with paper chromatography. The results were as follows: 1. The degradation of D-araboascorbic acid and L-ascorbic acid w...

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Veröffentlicht in:Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi) 1966/10/05, Vol.7(5), pp.399-402_1
Hauptverfasser: ISHII, Kiyofumi, TAKAGI, Seizi, KUSUI, Sadao, NISHIMORI, Katsuhiko
Format: Artikel
Sprache:eng
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Zusammenfassung:The protective action of D-araboascorbic acid on L-ascorbic acid was studied in buffer solutions (pH 2.2-8.0) with Cu2+. The separative determination of both acids was carried out with paper chromatography. The results were as follows: 1. The degradation of D-araboascorbic acid and L-ascorbic acid was found to happen simultaneously, but the degradation degree of D-araboascorbic acid was larger than that of L-ascorbic acid. 2. L-ascorbic acid supplemented with D-araboascorbic acid was more stable than L-ascorbic acid alone in the buffer solutions.
ISSN:0015-6426
1882-1006
DOI:10.3358/shokueishi.7.399