磷酸二氢钠MonoSodiumPhosphate(MSP)化学式：NaH2PO4.nH2O（n=0、2）执行标准：HG/T2767-1996性状：无水磷酸二氢钠为白色粉末，熔点为190℃，二水物为白色粒状结晶，相对密度1.915，熔点57.40℃；均易溶于水，不溶于***，在空气中吸潮。用途：用于锅炉水处理、酸度缓冲剂、洗涤剂、制焙粉、云母片砌合、染料助剂，制革、电镀等。也是制食品磷酸二氢钠、酸式焦磷酸钠和六偏磷酸钠的原料。在食品和饮料中作缓冲剂、乳化剂、营养剂等。包装：内塑外编，每袋净重25、50、1000Kg，贮于通风干燥处。技术指标序号指标名称无水物NaH2PO4二水物NaH2PO4.2H2O工业级食品级工业级食品级1外观白色粉末白色粒状晶体2主含量%≥98.098.098.098.03***(以P2O5计)%≥58.058.044.644.64PH值（1%水溶液）4.2-4.84.2-4.84.2-4.84.2-4.85***（以Pb计）%≤0.0010.0016***（以As计）%≤0.00030.00037氟化物（以F计）%≤0.0050.0058水不溶物%≤0.10.10.10.1MonoSodiumPhosphate(MSP)Molecularformula:NaH2PO4.nH2O(n=0,2)Standardexecuted:GB1908-86CASNumber:7558-80-7Properties:Anhydrousproductsiswhitepowder,andmeltingpointisat190℃.Dihydrateproductsiscolorlesscrystal,relativedensityat1.915g/cm3,meltingpointat57.4℃.Alleasilysolubleinwater,butnotinorganicsolution.Uses:Usedforwatertreatmenttoboiler,alsoasbufferingagenttoacidity,detergent,cleaningagent,dyeingflux,fortanningandelectroplating.Forfoodadditiveitismainlyusedasbufferingagent,emulsificationagent,nourishment,etc.Packingandstorage:In25kg,50kg,1000kgnetbags,storeatacool,dryandwellventilatedplace.GuaranteedTechnicalSpecificati***:NOSpecificati***NaH2PO4(Anhydrous)NaH2PO4.2H2O(Dihydrate)IndustrialGradeFoodGradeIndustrialGradeFoodGrade1MainContents%≥989898982Phosphoruspentoxide%≥58.058.044.644.63PHvalueof1%solution4.2-4.84.2-4.84.2-4.84.2-4.84He***ymetals,asPb%≤0.0010.0015Arsenic,asAs%≤0.00030.00036FluorideasF%≤0.0050.0057Waterinsoluble%≤0.100.100.100.10)