|
Items |
Standards |
|
Appearance |
White to off-white crystalline powder |
|
Solubility |
Free soluble in aether,sparingly soluble in practically insoluble in water |
|
Melting point |
96-100°C |
|
Identification |
HPLC |
|
UV |
|
|
Related substances |
Total impurities:NMT1.0% Maximum single impurity:NMT0.5% |
|
Assay(on dried basis) |
NLT98.5% |
|
Residue on ignition |
NMT0.1% |
|
Heavy metal |
NMT20ppm |
|
Loss on drying |
≤1.0% |
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