Sodium acid pyrophosphate(SAPP) (CAS No.:  7758-16-9 )
 Executive Standard: HG2928-1999                                        
Molecular Formula: Na2H2P2O7
MW: 221.94
Character:
It is white power. soluble in water, but insoluble in alcohol.  solubility is 32.5% at 100'C.

Package: 25kgs woven bag lined with plastic bag, according to the customer's demand , Stored at draughty dry places..

Usage: Used as buffer, leaven, quality modifier, ferment agent, emulsifier, nutriment, adhesive and preservative in foods.

 

Specifications
Food Grade

Main contents % 96.0Min

Whiteness % 90Min

Water insoluble % 0.1Max

PH Value of 1% water solution
3.5-4.5

Bulk density g/cm3
0.85-1.15

Arsenic, as As % 0.0001Max

Heavy metals, as Pb % 0.001Max

Fluoride, as F % 0.001Max