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.IndexIndustrial GradeFood Grade 01Assay Na5P3O10 % ≥94.0-96.094.0-95.0 02P2 O 5 % ≥57.057.0 03Water Insoluble Matter % ≤0.150.05 04Iron(Fe) % ≤0.0150.015 05PH value (1% water solution)9.2-10.09.5-10.0 06Heavy Metal (as Pb) % ≤ 0.001 07Arsenic (As) % ≤ 0.0003 08Fluoride (F) % ≤ 0.003 09Chloride(Cl) % ≤ 0.025 10Sulphate(SO4)% ≤ 0.4 11Whiteness % ≥9090 12Ignition loss1.0 13density (g/cm 3 )0.35-0.90.35-0.9 14Phase I10-3010-30 15Particle Size(1.00mm) % ≥9595