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ISO 6557-1:1986 PDF
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Fruits, vegetables and derived products — Determination of ascorbic acid — Part 1: Reference method
The method uses the molecular fluorescence spectrometry for the determination of the combined ascorbic and dehydroascorbic acid content. It consists in transforming ascorbic acid into dehydrascorbic acid using activated charcoal, and reacting this with o-phenylendiamine (OPDA).
| Edition | 1986 |
|---|---|
| Standard Part No | 1 |
| Published Date | 1986 |
| Published By | International Standardization Organisation |
| Page Count | 3 |
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