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 (White crystal) |
合格 (Conform) |
含量 (Assay) |
98.0% |
99.0% |
澄清度实验 (Appearance of solution) |
应符合规定 (Comply with the standard) |
合格 (Conform) |
游离碱 (Free alkali) |
1.5% |
0.6% |
二钠盐 (Disodium salt) |
0.5% |
0.2% |
氯化物 (Chloride) |
0.005% |
0.002% |
***盐 (Sulphates) |
0.01% |
0.006% |
氮化合物 (Nitrogen compound) |
0.002% |
0.0006% |
铁 (Iron) |
0.0005% |
0.0002% |
*** (Arsenic) |
0.0003% |
0.0001% |
*** (He***y metal) |
0.001% |
0.0005% |
结论(Conclusion):符合分析纯之规定(The above product complies with AR) |