Item  Specifications
  Supper class First class Second class
Na5P3O10, ≥  96 90 85
P2O5, % ≥  57.0 56.5 55.0
Water insoluble, % ≤  0.10 0.10 0.15
Iron (Fe), % ≤  0.007 0.015 0.030
pH (10g/l solution) 9.2-10.0
Whiteness(W10), % ≥  90 85 80
Particle size (passing through 1.00mm Trv-sieve), % ≥  95.0
Packaging Detail:  25kg/bag, 23MT/20'FCL
Delivery Detail within 21 days after getting the advance payment
Applications: Mainly used in China, scour, petroleum, metallurgy, mining, water treatment, printing and dyeing industry etc.