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Molecular Formula: (NaPO3) 6 Molecular Weight: 611.82 Properties: White powder, granular & plate; density 2.484(20); soluble in water but insoluble in organic solvent; It has got strong hygroscopicity and can absorb humidity from the air to become into pasty form; It may form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is agood water softener. Uses: Usedas industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, disperser and high temperature adhesive; In food industry it main used as an additives. Packing and storage: 25 Kg or 50 Kg or 1000 Kg bags. It must be stored in places and well ventilated and dry. Standard executed: HG/T2837-1997Item Industrial Grade Total phosphates (as P2O5 ), % ≥68.0Inactive Phosphates (as P2O5 ), % ≤7.50Iron (Fe), % ≤0.05pH, 1% solution5.8-7.3SolubilityQualifiedWater insoluble, %≤0.05Polymerization9-21 Food Grade: 1.Appearanceandproperties: Whitecrystalline,granular,odorlesssolid.Hydrosopicandeasilysolubleinwater. 2.Usage: Decreasestheamountofcookedoutjuicesinpoultryandpork,asawatertreatment Agent,emulsifier,defloculent,sequsteringagent. 3.Specifications: TotalPhosphate(asP2O5): 65.0-70.0% InactivePhosphate(asP2O5):7.5%Max Iron(Fe): 100ppmMax Waterinsoluble: 200ppmMax PH: 5.8-7.3 Arsenic(As): 3ppmMax Fluoride(f):30ppmMax HeavyMetal(Pb):10ppmMax ChainLength: Short:6-8 Medium: 9-15;15-18 Long: 19-24 4.Packaging:25KG/50LbnetMutli-wallpaperbag.1000kg/2000Lbsupersacks.