vitaminb7 vitaminH
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Contents |
Analytic results |
Standars |
Appearance |
White powder |
White or off-white powder |
Identification |
Meet |
To match with the reference IR spectrum |
Appearance of solution |
Meet |
Clear and colour less |
Specific optical rotation |
+90.9°C |
+89°C~+93°C |
Related substances |
Meet |
Meets EP requirement |
Heavy metals |
<10ppm |
≤10ppm |
Loss on drying |
0.06% |
≤1.0% |
Sul phated ash |
0.05% |
≤0.1% |
Assay |
99.3% |
98.5% ~ 101.0% |
Conclusion |
Meet BP2013 |
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