STPP usedasoneofthemainauxiliariesforsyntheticdetergent,synergistforsoap;watersoftener, tanningagentforleathermaking,auxiliaryfordyeing;Asaneffectivedispersionagentforsuspensionsofcoatings,kaolin,magnesiumoxide,calciumcarbonateanddrillingmudetc.;Asanoilcontaminationresistanceagentinpaperproduction.Infoodstuffindustryitisusedasqualityimproverintheprocessofcannedfood,fruitjuicedrinks,foodstuffsfrommilkorsoybeans.Itmaytenderthemeatincannedhamandsoftentheskinofhorsebeanincannedhorsebean.Itmayalsoservesasasoftenerordensifierinfoodstuffindustry. Packingandstorage: In25Kgor50Kgor1000KgnetWPP/PEbags.Itmustbepreventedfrommoistureandwater.Don'tpileupintheopenair. TechnicalData Indexes IndustrialGrade FoodGrade AssayNa5P3O10%≥ 94.0 94.0 P2O5%≥ 57.0 57.0 WaterInsolubleMatter%≤ 0.15 0.05 Iron(Fe)%≤ 0.015 0.015 PHvalue(1%watersolution) 9.2-10.0 9.5-10.0 HeavyMetal(asPb)%≤ 0.001 Arsenic(As)%≤ 0.0003 Fluoride(F)%≤ 0.003 Whiteness%≥ 90 90 Ignitionloss 1.0 / density(g/cm3) 0.35-0.9 0.35-0.9 PhaseI 10-30 10-30