SAPP 1. White crystal or power 2.ISO9001, ISO22000, KOSHER, GMP and HALAL 3.acts as a buffer,leaven,modifier,emulsifier... SAPPChemical Name: Sodium Acid Pyrophosphate(15,28,40)Formula: Na2H2P2O7Molecular weight:221.94Properties: White crystal or power, soluble in water, acidic property appeared in aqueous solution.Specifications:Name of indexFCC-IVContent(as Na2H2P2O7) ≥%95.0Arsenic ≤%0. ...