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 powder) 合格 (Conform) 含量 (Assay) 99.5% 99.7% 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% 0.003% 灼烧残渣 (Ignition residue) 0.02% 0.01% 硫酸盐 (Sulphates) 0.005% 0.003% 磷酸盐 (Phosphate) 0.0005% 0.0004% 钠 (Sodium ) 0.005% 0.004% 镁 (Magnesium) 0.001% 0.0007% 钾 (Potassium) 0.005% 0.003% 钙 (Calcium) 0.001% 0.0008% 铁 (Iron) 0.0005% 0.0004% 结论(Conclusion):符合分析纯之规定(The above product complies with AR)