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100 Gram |
Negotiable |
Naltrexone hydrochloride Naltrexone Naltrexone hcl
conform to EP7.0 standard ≥98.0%
Naltrexone hydrochloride
Appearance |
White or almost white powder,very hygroscopic |
Solubility |
Freely souble in water,slightly soluble in ethanol 96%, practically insoluble in methylene chloride |
Identification |
1)IR:meet the requirements 2)It gives reaction(a)of chloride |
Residue on ignition |
≤0.1% |
Specific optical rotation |
-187°~ -195° |
Water |
≤10% |
Relate substance(HPLC) |
ImpurityA:≤0.1% ImpurityB:≤0.1% ImpurityC:≤0.2% ImpurityD:≤0.2% ImpurityE:≤0.2% ImpurityF:≤0.2% ImpurityG:≤0.2% ImpurityH:≤0.1% ImpurityI:≤0.1% ImpurityJ:≤0.1% Each other impurity:≤0.1% Total impurities:≤1.0% |
Assay (HPLC) |
98.0~102.0% (On drid basis) |
Residual solvents |
Toluene content:≤890ppm |
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