Tetrasodium Pyrophosphate / TSPP / 7722-88-5

Na4P2O7 96.5%Min Substances not dissolved in water 0.20%Max PH value (1% of aqueous solution) 9.9-10.7 Arsenic(As)0.0003% Max

Tetrasodium Pyrophosphate

Products Introduction

1.Molecular formula: Na4P2O7

Molecular Weight:265.90

2.Appearance and properties:

Colourless or white crystals, or a white crystalline or granular powder, easily vaporize. It will loose water at 100°C. It will melt at 985°C, easily melt in water, can not melt in ethyl alcohol. Aqueous is alkalescence.

3.Usage:

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.

4.Specificationgs

Na4P2O7	96.5%Min
Substances not dissolved in water	0.20%Max
PH value(1% of aqueous solution)	9.9-10.7
Ortho-phosphates	---
Arsenic(As)	0.0003%Max
Heavy metal(Pb)	0.001%Max
Fluorides(F)	0.005%Max
LOI	0.50%Max

 5. Packaging & Delivery: 25kg/bag or 50kg/bag. Woven plastic bag with inner PE plastic bag.

Tetrasodium Pyrophosphate / TSPP / 7722-88-5