CAS Number: 7758-16-9
Synonyms: Diphosphoric acid, disodium salt; Disodium dihydrogen pyrophosphate, Disodium diphosphate; SAPP
Sodium Acid Pyrophosphate is a crystalline acidic salt. It is a buffering and chelating agent used in canned seafood, as a scald agent in poultry and pork, as a sequesterant in potato products, and is used to aid leavening in baked goods. In leather treatment, sodium acid pyrophosphate can be used to remove iron stains on hides during processing.