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Tetra Sodium Pyrophosphate(TSPP)

Tetra Sodium Pyrophosphate(TSPP) - Industry Application Phosphat - China Yeyuan Chemical Raw Material Supplier - PVC - PVC...
Tetra Sodium Pyrophosphate(TSPP) - Industry Application Phosphat - China Yeyuan Chemical Raw Material Supplier - PVC - PVC...
Tetra Sodium Pyrophosphate(TSPP) - Industry Application Phosphat - China Yeyuan Chemical Raw Material Supplier - PVC - PVC...

Tetra Sodium Pyrophosphate(TSPP)

Molecular formula: Na4P2O7

Molecular Weight: 265.9

Standard executed: HG T 2968-2009

CAS Number: 7722-88-5

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Performance and Usage

White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and melting point 890℃; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 ℃ but will be hydrolyzed into di-sodium phosphate when boiled .

Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating;

Quality Specification

 NO      Specifications Industrial 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) 90.0

Package

Packing :25 kgs bag,

Loading:25 kgs on pallet: 10 MT/20’FCL; Un-palletized:17MT/20’FCL

Jumbo bag :20 bags /20’FCL ;

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