Formula Na2H2P2O7, MW 221.95, CAS 7758-16-9. White powder or granules, density 1.86, soluble in water, insoluble in alcohol, hygroscopic; decomposes above 220 degC. Used as leavening agent to control fermentation in bakery products, shorten rehydration time of instant noodles and extend shelf life of biscuits and cakes. Packed in 25/50/1000 kg plastic-lined woven bags.
