- Min.Order :5 Kilogram
- Purity: 99% HPLC
- Payment Terms : L/C,D/A,D/P,T/T
Keywords
Leflunomide Leflunomide Leflunomide
Quick Details
- Appearance:
- Application:active pharmaceutical ingredient
- PackAge:as request
- ProductionCapacity:|Metric Ton|Day
- Storage:
- Transportation:as request
Superiority:
1. GMP AVALIABLE ;
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
Details:
|
ITEM |
STANDARD |
RESULTS |
|
Appearance |
White or off-white crystalline powder |
White or off-white Crystalline powder |
|
Identification |
UV：similar to reference standard(258+/-2nm) IR: similar to the reference standard |
Conforms |
|
Reside on ignition |
≤0.1% |
0.05% |
|
Heavy metals |
≤20ppm |
Conforms |
|
Loss on drying |
≤0.3% |
0.14% |
|
Melting point |
164-168℃ |
166-167℃ |
|
5-Methylisoxazole-carboxylic acid Leflunomide related compound A Leflunomide related compound B N-(2’-Trifluoromethylphenyl)-5- methylisoxzole-4-carboxomide 2-Cyano-acetic acid-(4’- trifluoromethyl)-anilide Leflunomide related compound C Total impuritie（excluding leflunomide related compound B and leflunomide related compound C） Any other individual impurity Total impurities |
≤0.1% ≤0.01% ≤0.3% ≤0.1%
≤0.1%
≤0.1%
≤0.2% ≤0.1% ≤0.4% |
Conforms |
|
ASSAY |
98.0-102.0% |
99.80% |
|
Conclusion: Conforms to the USP32 standard |
||
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