This document specifies the determination method of sulfur dioxide in foods. Method One. Acid-base titration method is applicable to the determination of sulfur dioxide in foods. Method Two is Spectrophotometry. Direct extraction method is suitable for the determination of sulfur dioxide in white sugar and white sugar products, starch and starch products and raw wet flour products. Nitrogen-filled steam extraction method is suitable for the determination of sulfur dioxide in wine and brown sugar. Method Three. Ion chromatography is applicable to the determination of sulfur dioxide in foods. Method One -- Acid-base titration method
Basic Data
Standard ID
GB 5009.34-2022 (GB5009.34-2022)
Description (Translated English)
National food safety standard - Determination of sulfur dioxide in foods
Sector / Industry
National Standard
Classification of Chinese Standard
X09
Word Count Estimation
14,137
Issuing agency(ies)
National Health Commission of the People's Republic of China, State Administration for Market Regulation
