Sodium Acid Pyrophosphate(SAPP),China price supplier

Product Description Chemical formula : Na2H2P2O7

Molecular weight: 221.95

CAS Number: 7758-16-9

Product Feature

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.

Product Specification/Models
Specifications Food Grade
Assay(as Na2H2P2O7)%≥ 95.0
P2O5%≥ 63.0-64.0
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
Loss on ignition(105??) %≤ 0.5

Application
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.

Other Information
Packing and storage:

Packed in 25 kg,50kg,1000kg net bags, store at a cool, dry and well ventilated place.