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.

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

Specifications
Food Grade.

Main contents % Min
96.0.

Whiteness % Min
90.

Water insoluble % Max
0.1.

PH Value of 1% water solution
3.5-4.5 .

Bulk density g/cm3
0.85-1.15 .

Arsenic, as As %Max
0.0001.

Heavy metals, as Pb % Max
0.001.

Fluoride, as F % Max
0.001 .

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