Product Description Product Description: Properties: White crystalline, granular, odorless solid, hydrosopic and easily soluble in water Applications: Used as a sequestering, dispersing, deflocculating agent, and as a coating agent to form a thin passivating film that protects metals from corrosion; Industrial water treatment can be used in continuously recycled industrial water as a softener. No. Index Industrial Grade Food Grade 01 Assay Na5P3O10 % ≥ 94.0-96.0 94.0-95.0 02 P2 O 5 % ≥ 57.0 57.0 03 Water Insoluble Matter % ≤ 0.15 0.05 04 Iron(Fe) % ≤ 0.015 0.015 05 PH value (1% water solution) 9.2-10.0 9.5-10.0 06 Heavy Metal (as Pb) % ≤   0.001 07 Arsenic (As) % ≤   0.0003 08 Fluoride (F) % ≤   0.003 09 Chloride(Cl) % ≤   0.025 10 Sulphate(SO4)% ≤   0.4 11 Whiteness % ≥ 90 90 12 Ignition loss 1.0   13 density (g/cm 3 ) 0.35-0.9 0.35-0.9 14 Phase I 10-30 10-30 15 Particle Size(1.00mm) % ≥ 95 95