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sodium tripolyphosphate

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sodium tripolyphosphate

Product introduction

Sodium tripolyphosphate, also known as pentasodium phosphate, sodium pyrometaphosphate , STPP, pentasodium tripolyphosphate. White powdery crystal, good fluidity, melting point 622℃, easily soluble in water, and its aqueous solution is alkaline. It is commonly used in food as moisture retention agent, quality improver, pH regulator, and metal chelating agent .

Application

1) Used in meat processing , synthetic detergent formulations , textile dyeing.

2) Used as a dispersant, co-solvent , etc. Used as a high-efficiency water softener for cooling water treatment in power stations, roling stock , boilers and fertilizer plants.

3) Used as a soap synergist and to prevent the precipitation and blooming of bar soap grease.

Product details

Product nameSodium tripolyphosphate
CASNo.7758—29—4
MFNa5O10P3
EINECS No.231—838—7
Appearancewhite powdery crystal
SizeFood grade / industrial grade
Brand NamePulis
Packaging25kg/50kg/1000kg bag

Specification

ItemIndexTest results
Na5P3O10=94%96.3%
P205=57%57.5%
Fe=0.015%0.003%
Water insolubles=0.1%0.048%
PH value (10g/ L solution)9.2—109.69
As ( As Pb)=0.001%0.001%
Fluoride ( As F)=0.003%0.0006%