|
Items |
Standard |
|
Appearance |
White crystalline powder |
|
Identification |
Passed |
|
Completeness of solution |
Passed |
|
Assay（on dry base） |
98.5-101.5% |
|
PH |
9.5-10.5 |
|
Chloride |
≤0.035% |
|
Sulfate |
≤0.03% |
|
Appearance of solution |
Passed |
|
Water |
5.0% Max |
|
Related substance |
Related substances p-HBA(Impurity A) |
|
Related substances each unspecified impurity |
|
|
Total impurities |
|
|
Heavy metal（Pb） |
0.001% Max |
尼泊金甲酯钠 5026-62-0