This Standard specifies the determination method for phosphates in foods in terms of phosphate radical (PO43). Method I of this Standard is applicable to the determination of phosphate, pyrophosphate, trimetaphosphate and tripolyphosphate in foods, but not to the determination of hexametaphosphate added in foods. Method II of this Standard is applicable to the determination of phosphates in foods in terms of phosphate radical (PO43). Method I - Determination of 4 Phosphates in Foods
Basic Data
Standard ID
GB 5009.256-2025 (GB5009.256-2025)
Description (Translated English)
National food safety standard - Determination of Phosphates in Foods
Sector / Industry
National Standard
Classification of Chinese Standard
X09
Word Count Estimation
14,186
Date of Issue
2025-03-16
Date of Implementation
2025-09-16
Issuing agency(ies)
National Health Commission of the People's Republic of China, State Administration for Market Regulation
