Chemical formula: Na4P2O7

Molecular weight: 380.14

Standard executed: Tech grade (HG/T2968-1999)  Food grade (HG 2923-1999)

Properties:

White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, melting point is 73.4 ℃.

Application:

Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.

Packing and storage:

In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.



Specifications        Food Grade   

Appearance        White Powder   

Main content % ≥     96.5

Phosphorus pentoxide, as P2O5 % ≥51.5

Ortho Phosphate        Pass    

PH of 1% water solution    9.9 — 10.7   

Water insoluble  % ≤     0.1

Fluoride, as F         50ppm

Heavy metals, as Pb     10ppm   

Arsenic, as As         3ppm   

Loss on ignition %≤    0.5

We can supply both industry grade and food grade TSPP