General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 25557-2010
Scope
This standard applies to the food additive sodium pyrophosphate produced by the neutralization reaction of thermal phosphoric acid and industrial sodium carbonate (soda ash) or ion-exchange membrane sodium hydroxide (caustic soda).
GB 25557-2010 history
2010GB 25557-2010 National Food Safety Standard Food Additive Sodium Pyrophosphate