Tetra Sodium Pyrophosphate
TSPP
Molecular formula: Na4P2O7
Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and melting point 890 cent degree; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at cent degree but will be hydrolyzed into di-sodium phosphate when boiled.
Uses:
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.
Packing and storage:
In 25kg,50kg,1000kg net bag, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications:
NO
Specifications Food Grade
1 Appearance
white powder or granular 2 Assay (as Na4P2O7 )%
96.5
3
P2O5 % 51.5
4 Ortho Phosphates
pass
5 PH Value
9.9-10.7
6 Water Insoluble matter %
0.1
7 Size (through 60mesh sieve)
90
8 Fluoride (as F)
0.005
9 Heavy Metals (as Pb) %
0.001
We can also manufacture dehydrate products, industrial grade and food grade.