检 验 项 目 T e s t I t e m |
检 验 标 准 T e s t S t a n d a r d |
检 验 结 果 T e s t r e s u l t |
性状 (Characters) |
白色结晶性粉末 (White crystalline power) |
合格 (Conform) |
含量 (Assay) |
99.5% |
99.8% |
澄清度实验 (Appearance of solution) |
应符合规定 (Comply with the standard) |
合格 (Conform) |
水不溶物 (Water-insoluble) |
0.002% |
0.001% |
PH (Ph) |
8.6 |
合格 (Conform) |
氯化物和氯酸盐 (Chloride and chlorate) |
0.005% |
0.002% |
氮化合物 (Nitrogen compounds) |
0.001% |
0.0006% |
磷酸盐 (Phosphate) |
0.002% |
0.0012% |
硅酸盐 (Silicate) |
0.005% |
0.002% |
硫化合物 (Sulfur compounds) |
0.005% |
0.0015% |
铝 (Aluminium) |
0.002% |
0.001% |
钙 (Calcium) |
0.003% |
0.001% |
铁 (Iron) |
0.0005% |
0.0002% |
镁 (Magnesium) |
0.003% |
0.001% |
钠 (Sodium) |
0.02% |
0.01% |
*** (He***y metal) |
0.0005% |
0.0002% |
结论(Conclusion):符合分析纯之规定(The above product complies with AR) |