Product Description
Sodium Acid Pyrophosphate(SAPP)  
Moleculer Formula:Na2H2P2O7
Moleculer Weight:221.94
Category: Humectant, Leavening agent.
CAS-No.:7758-16-9

Description: White powder.
Identification: The product yields the reaction characteristic for pyrophosphates.
Solubility: Soluble in water

USAGE:
It can be as a buffer, leaven, modifier, emulsifier, nutrient and canning preservative in foods.

Specification:
Appearance                   White powder
Assay(as Na2H2P2O7)    95.0% Min
Water insoluble              1.0% Max
Fluoride (F)                    0.005% Max
Heavy metal (Pb)            0.001% Max
Arsenic (As)                    0.0003% Max
ROR value(20 Deg. C)     25-30
Light transmittance          95% Min
Filter paper test               Pass
Pass through 100 mesh sieve   90% Min
PH                                  3.5-4.5