磷酸氢二钠分子式:Na2HPO4-12H2O分子量:358.14性状:无色柱状结晶,在空气中易风化,溶于水,不溶于醇。执行标准:GB1263-86许可证编号:XK13-201-00073规格指标分析纯化学纯含量(Na2HPO4-12H2O)%99.098.0PH值(50g/L-25℃)9.1-9.49.1-9.4澄清度试验合格合格氯化物(CL)%0.0010.003水不溶物%0.0050.01硫酸盐(SO4)%0.010.03氮化合物(N)%0.0020.005钾(K)%0.010.1铁(Fe)%0.00050.001砷(As)%0.00050.002重金属(以Pb计)%0.00050.001