Chemical of China

Potassium Pyrophosphate Food Grade

Other names: Potassium diphosphate; Tetrapotassium pyrophosphate
CAS number: 7320-34-5

Molecular formula: K4P2O7
Molecular Weight: 330.34

Characteristics:
Potassium pyrophosphate is a white powder. Relative density 2.3534 and melting point 1109°C; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25°C,its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.

Specification:

Items Food Grade
Appearance white powder
Assay % ≥ 96
PH Value 10.0-10.7
Water Insoluble matter % ≤ 0.1
Heavy Metals(as Pb)% 0.001
Ortho Phosphate Pass
Iron(Fe) % ≤ 0.03
(As As)% ≤ 0.0003

Packing:
In 25kg pp woven bags with plastic liner.

Use:
Potassium pyrophosphate applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.

MSDS: Available when required.

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