Standard: Pharmaceutical grade
|
ITEM |
SPECIFICATIONS |
RESULTS |
|
Appearance |
White cryst powder |
White cryst powder |
|
Identification |
Positive |
Positive |
|
pH |
6.0~7.5 |
7.2 |
|
Chloride |
≤0.06% |
<0.06% |
|
Loss on drying |
≤1.0% |
0.2% |
|
Residue on ignition |
≤0.1% |
0.02% |
|
Organic volatile impurities |
Complies |
Complies |
|
Chromatographic purity |
≤1.0% |
0.3% |
|
residual solvents |
Complies |
Complies |
|
Assay |
98.0~102.0% |
99.9% |
|
Conclusion : Conforms to the standard of USP34 |
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