This Standard specifies the methods for the determination of ascorbyl palmitate in food. Method 1, liquid chromatography, is applicable to the determination of L-ascorbic acid and D- isoascorbic acid in food. Method 2, fluorescence spectrophotometry, is applicable to the determination of ascorbyl palmitate in food for special dietary purposes, milk and dairy products, fruits and vegetables and their products, as well as the determination of L-ascorbic acid in the above-mentioned food without adding D-isoascorbic acid. Method 3, 2,6-dichlorophenolindophenol titration, is applicable to the determination of reduced ascorbyl palmitate in fruits and vegetables and their products. Method 1 - Liquid Chromatography
Basic Data
Standard ID
GB 5009.86-2025 (GB5009.86-2025)
Description (Translated English)
National food safety standard - Determination of ascorbyl palmitate in food
Sector / Industry
National Standard
Classification of Chinese Standard
C53
Word Count Estimation
14,142
Date of Issue
2025-09-02
Issuing agency(ies)
National Health Commission; State Administration for Market Regulation
