Specifications-IndustrialGrade-FoodGrade 1-Totalphosphate,asP2O5% -68.0-68.0 2-Inactivephosphate,asP2O5% -7.5-7.5 3-Iron,asFe% -0.05-0.05 4-Phvalue(1%solution)% -5.8-7.3-5.8-6.5 5-Solubility-Qualified-Qualified 6-Heavymetals,asPb % - -0.001 7-Arsenic,asAs% - -0.0003 8-FluorideasF% - -0.003 9-Waterinsoluble% -0.05-0.06 Packing:25kgsinnetbag,23mtsinthe20 FCL Usage:Forindustrialuse,suchasoilfield,paper-making,textile,dyeing,petrochemicalindustry,tanningindustry,metallurgicalindustryandbuildingmaterialindustry,itismainlyusedasawatersofteningagentinsolutionforprinting,dyeing,andboiler;Diffusantinpapermaking;slowcorrodent,floatingagent,dispersingmedium,hightemperatureagglomerant,detergentandsoilanalyticalchemistryreagent.Forfoodgrade,itismainlyusedasadditiveagent,PHadjustingagentandfermentationagent,andnourishment