Product Name: STPP/Sodium Tripolyphosphate 94% Min Model NO.: 94% Min Grade Standard: Industrial Grade Type: Sodium Phosphate Purity: ?99% Certification: CCIC, CIQ, RoHS, ISO EINECS: 231-838-7 Formula: Na5p3o10 CAS No.: 7758-29-4 Appearance: White Powder and Granular Items Trademark: YUYIN Transport Package: 25kg/PP Bag or Kraft Paper Bag Specification: HIGH CLASS Origin: China HS Code: 28353100 Product Description Molecular Formula: Na5P3O10EINECS No.:231-838-7CAS No: 7758-29-4HS Code: 28353100Main Uses:1) Industrial Grade:Used as main detergent builder, as soft water agent, as detergent building foaming agent, as emulsifier of oils and greases, as peptizing agents, as ph buffers, and to provide alkalinity. Used in oil well drilling, sequestration in cotton boiling, bath water softening, red and black water control, cathodic corrosion inhibitor.2) Food grade can be used as improver in fish, meat manufactures, clarifying agent in drinks.Specification:Sodium Tripolyphosphate (Powder) ItemIndustrialGradeFoodGradeNa5P3O1094.0%Min94.0%MinP2O557.0%Min57.0%MinWaterInsolubleMatter0.15%Max0.04%MaxIron(Fe)0.015%Max0.006%MaxPHvalue(1%watersolution)9.2-10.09.5-10.0Heavymetal(asPb)/0.001%MaxArsenic(As)/0.0003%MaxFluoride(F)/0.003%MaxWhiteness92%Min92%MinIgnitionloss1.0/density(g/cm3)0.35-0.90.35-0.9PhaseI10-3010-30Sodium Tripolyphosphate (Granular)ItemIndexNA5P3O10, (%)94MIN.P2O5 (%)56.5Fe(%)0.015MAXPH Value (10g/L)9.2-10.0Density (g/cm3)0.5-0.6Water Insolubles (%)0.1MAXWhiteness, (%)90MINPackaging:25kg/PP bag or kraft paper bag