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) |
无色结晶 (Colorless crystal) |
合格 (Conform) |
含量 (Assay) |
99.0% |
99.5% |
PH (Ph) |
7.8~8.2 |
合格 |
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) |
0.005% |
0.0025% |
氯化物 (Chloride) |
0.0005 % |
0.00018% |
硫化合物 (Sulfur compounds) |
0.005% |
0.0012% |
*** (Nitrites) |
0.0005% |
0.0003% |
钠(Sodium) |
0.01% |
0.005% |
钾(Potassium) |
0.005% |
0.002% |
铁(Iron) |
0.0005% |
0.0002% |
***(Arsenic) |
0.0005% |
0.0003% |
*** (He***y metal) |
0.0005% |
0.00015% |
结论(Conclusion):符合分析纯之规定(The above product complies with AR) |