Pentasodium Tripolyphosphate

Sodium tripolyphosphate-STPP Molecular formula: Na5P3O10 Molecular Weight: 367.86 CAS: 7758-29-4 Properties: White power, Melting point 622°C, Easily soluble in water. It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution, It has got weak alkalinity but no corrosiveness. It is a surfactant, and has got outstanding emulsification to lubricants and fat. It has different bulk density. Application: Chemical additives for making synthetic detergent, used in textile industries, paper making, food and petroleum, water softening, sequestering, peptizing or deflocculating agent, food additive and texturizer . SPECIFICATION Assay Na5P3O10%≥94.0 P2O5%≥ 56.5 Water Insoluble matter ≤ 0.15 Iron (fe) ≤ 0.01 PH value 9.2-10.0
Detergent，household detergent, laundry powder,launry liquid,dishwashing liquid