... -16-9 Molecular Formula: Na2H2P2O7 MOLECULAR WEIGHT:221 Product Name : Sodium Acid Pyrophosphate (SAPP)Model :Food GradeProducts Introduction 1.CAS NUMBER: 7758 ... rapid ferment agent,quality improver in food industry.Applied to acid component of synthetic swelling agent,such as,bread,cake. Builted ... Paper Bags,or other packing may be available upon request. Sodium Acid Pyrophosphate