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% |
Related substance |
Related substances p-HBA(Impurity A) |
Related substances each unspecified impurity |
|
Total impurities |
|
Heavy metal(Pb) |
0.001% |