Item |
Requirements |
Test Results |
Description |
A White Crystalline Powder |
Complies |
Identification |
Positive Reaction |
Complies |
Solution |
Complies To The Requirements |
Complies |
Melting Range |
168℃-172℃ |
168.0℃-170.5℃ |
Acidity |
4.0-6.0 |
5.10 |
Appearance Of Solution |
Complies To The Requirements |
Complies |
Related Substances(TLC) |
Complies To The Requirements |
Complies |
Loss On Drying |
≤0.5% |
0.08% |
Absorbency |
12(253nm) |
11.8 |
15(258nm) |
14.9 |
|
12(264nm) |
11.7 |
|
Sulphated Ash |
≤0.1% |
0.04% |
Assay |
99.0%~101.0% |
99.80% |
Conclusion |
Meets The Requirements
|