Specification :

Name: Tetra Potassium Pyrophosphate

Synonyms: Potassium Pyrophosphate

Molecular formula: K4P2O7

Molecular weight: 330.34
Standard executed: HG/ T3591-1999
Properties:
Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/ cm3 and melting point 1109; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25, its solubility in water is 187g/ 100g water; It can chelate with alkaline metals ions or heavy metal ions.
Specification :

NO.
Specifications
Unit
Food Grade

1
Appearance

white powder or white granular

2
K4P2O7
%
e98.0

3
Water insoluble matter
%
d0.1

4
Heavy Metals, as Pb
PPM
d30

5
Arsenic( As)
PPM
d3

6
PH Value

10.5± 0.5

7
Ortho Phosphate

PASS

Application:

Used as food additive , emulsifying agent , chelated agent, quality improver in the process of foodstuff , to prevent canned fruit change colour , applied to swelling agent such as icecream, bread etc, intensify water retention of meat products , improve taste of noodles products , keep cheese fresh etc.