钠Tripolyphosphate

Molecular Formula: Na5P3O10 Molecular Weight: 367.86 Properties: White powder; 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. Uses: Used as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium. Packing and storage: 25Kg, 50Kg, 1000Kg, bags. stored in draughty, dry, and clean place, avoid moisture. Standard executed: GB9983-88 Item FOR EXPORTINDUSTRIAL GRADEFOOD GRADEAssay (Na5P3O10), %≥94.095.0%Phosphoruspentaoxide,%≥57.057.0Water insoluble, % ≤0.100.05Iron (Fe), %≤0.0150.015pH (1%watersolution)9.2-10.09.5-10.0Granularity Through 16 mesh sieve, %≥ Through 35 mesh sieve, %≥ Through 35 mesh sieve, %≥95 90 4095 90 40Whiteness, %≥9085