六偏磷酸钠SodiumHexametaphosphate(SHMP)化学式：(NaPO3)6分子量：611.82执行标准：HG/T2837-1997（工业级）GB1890-2005（食品级）性状：白色粉末,比重2.484(20度),易溶于水,不溶于***,吸湿性强,在空气中逐渐吸水显粘胶状,可与Ca,Ba,Mg,Cu,Fe等金属离子形成可溶性螯合物,是一种优良的水质处理剂。用途:用于油田,造纸,纺织,印染,石油,化工,皮革,冶金,建材等行业,作软水剂,缓冲剂,浮选剂,分散剂,高温结合剂.在食品工业中用作添加剂,营养剂,品质改良剂,PH值调整剂,金属离子螯合剂,粘合剂,***等。包装：内塑外编袋,两层内袋,每袋净重25,50,1000KG,贮于通风干燥处。技术指标序号指标名称工业级食品级1外观白色粉末、颗粒、片状1总磷酸盐（以P2O5计）%MIN68.068.02非活性磷酸盐(以P2O5计)%MAX7.57.53铁（以Fe计）%MAX0.050.054PH值5.8-7.35.8-6.55溶解性合格合格6***（以Pb计）%MAX0.0017***（以As计）%MAX0.00038氟化物（以F计）%MAX0.0039水不溶物%MAX0.050.0510聚合度9-219-21SodiumHexametaphosphate(SHMP)Chemicalformula:(NaPO3)6Molecularweight:611.82Standardexecuted:HG/T2837-1997(technicalgrade)GB1890-2005(foodgrade)CASNumber:(1)68915-31-1(2)10124-56-8Properties:Whitepowder;Density2.484g/cm3(20℃);solubleinwaterbutinsolubleinorganicsolvent;Ithasgotstronghygroscopicityandcanabsorbhumidityfromtheairtobecomeintopastyform;Itmayformsolublechelateswithi***ofCa,Ba,Mg,Cu,Feetc.andisagoodwatertreatmentchemical.Uses:Usedinindustriesofoilfields,paperproduction,textile,dyeing,petroleum,chemistry,metallurgyandc***tructionmaterialsetc.aswatersoftener,flotationselectingagent,disperserandhightemperatureadhesive;Infoodindustryitusedasanadditive,nourishingagent,qualityimprover,pHregulator,metali***chelatingagent,adhesiveandle***eningagentetc.Packingandstorage:In25kg,50kg,1000kgnetbage,storeatacool,dryandwellventilatedplace.GuaranteedTechnicalSpecificati***:NOSpecificati***IndustrialGradeFoodGrade1Totalphosphates(asP2O5)%≥68682InactivePhosphates(asP2O5)%≤7.57.53Iron(Fe)%≤0.050.054PHValue5.8-7.35.8-6.55Solubilitypasspass6He***yMetals(asPb)%≤0.0010.0017Arsenic(As)%≤0.00038Fluoride(asF)%≤0.0039WaterInsolublematter%≤0.050.0510Polymerization9-219-21)