GB/T 657-95 |
项目Item 优级纯 分析纯 |
(GR) (AR) |
含量[(NH4)6Mo7O24·4H2O)Assay,% ≥99.0 ≥99.0 |
配制溶液试验Preparing solution 合格 合格 |
澄清度试验Clarity 合格 合格 |
水不溶物Insoluble matter in water,% ≤0.01 ≤0.01 |
氯化物(Cl)Chloride,% ≤0.0005 ≤0.001 |
硫酸盐(SO4)Sulfate,% ≤0.01 ≤0.02 |
磷酸盐、砷酸盐、硅酸盐(以SiO3计) |
Phosphates,arsenates and silicates,% ≤0.00075 ≤0.001 |
重金属(以Pb计)Heavy metals,% ≤0.001 ≤0.001 |
99.9% metals basis: |
外观Appearance 粉末或结晶 |
X-射线衍射X-Ray Diffraction Conforms to Structure |
纯度Purity ≥99.9% Based On Trace Metals Analysis of ICP |
痕量金属分析Trace Metal Analysis ≤1000ppm by ICP Atomic emission |
危险品标志 Xi,Xn
危险类别码 36/37/38-22
安全说明 26-37/39-36/37
危险品运输编号 3288
WGK Germany 1
RTECS QA5076000