E450 Sodium acid pyrophosphate

Disodium diphosphate: properties, uses, pros, cons, safety Disodium diphosphate is a chemical compound, anhydrous solid, a linear polymer made up of phosphate units connected to each other by sharing oxygen atoms. Disodium diphosphate, also known as disodium pyrophosphate, is a salt of pyrophosphoric acid and is commonly used in both food and...