Sodium Acid Pyrophosphate Used in Bread, Biscuit. Sodium Acid Pyrophosphate(SAPP Food Additive) Chemical Names: Disodium Dihydrogen Diphosphate,Disodium Dihydrogen PyrophosphateMolecule Formula: Na2H2P2O7 Molecule Weight: 221.94Classification: Raising Agent, Buffering Agent, Sequestrant EEC.NO.E450CAS-NO.:7758-16-9CNS: 15.008Product Standard: The product meets the requirement of BK Giulini ...