ISO 6557-1:1986
Fruits, vegetables and derived products; Determination of ascorbic acid; Part 1 : Reference method

Standard No.

ISO 6557-1:1986

Release Date

1986

Published By

International Organization for Standardization (ISO)

Latest

ISO 6557-1:1986

Scope

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).

ISO 6557-1:1986 history

• 1986 ISO 6557-1:1986 Fruits, vegetables and derived products; Determination of ascorbic acid; Part 1 : Reference method