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Synonyms: disodium dihydrogen pyrophosphate, disodium pyrophosphate, SAPP
Chemical formula : Na2H2P2O7Molecular weight: 221.95
CAS Number: 7758-16-9
Properties:White powder or granular;Relative density 1.86g/cm3;Soluble in water and insoluble in ethanol; If its aqueous solution is heated together with diluted inorganic acid, it will be hydrolyzed into phosphoric acid; It is hydroscopic, and when absorbing humidity it will become into a product with hexa-hydrates; If it is heated at a temperature above 220℃, it will be decomposed into sodium meta phosphate.
Specifications:
Index Food Grade
Appearance White powder
Assay(as Na2H2P2O7)%≥ 95.5
PH Value 3.5-4.5
Water Insoluble %≤ 1.0
Fluoride (as F) % ≤ 0.005
Heavy Metals (as Pb) % ≤ 0.001
Arsenic (As)% ≤ 0.0003
Usage:
As a leavening agent it is applied to roast foodstuffs to control the fermentation speed; When applied to instant noodles, it can shorten water resetting time and avoid stickiness and mushiness of the noodles; When applied to crackers or cakes, it may shorten fermentation time, lower the breakage, make the porous space in good order and therefore lengthen the shelf life.
Packing and Storage:In PP+PE bags of 25kgs net each, we can provide packages according to customer’s requirement .Store at a cool, dry and well ventilated place.
Harzards Identification & Classifications: N/A
Shelf life: 12 months.
Support: Sodium acid pyrophosphate material safety datasheet (MSDS).
