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产品目录
甲基泼尼松龙 |
品名: |
甲基泼尼松龙 |
CAS# : |
83-43-2 |
分子式: |
C 22 H 30 O 5 |
分子量: |
374.471 |
结构式: |
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质量标准: |
USP28/EP5
ITEM |
SPECIFICATION |
RESULTS |
Description |
A.White.or.almost.white crystalline powder |
White powder |
Identification |
A:IR B:UV C:Color reaction |
conform |
Melting point |
About240℃ |
241.0℃~243.0℃ |
Optical Rotation |
+79.0°~+86.0° |
+82.5° |
Residue on ignition |
0.2% |
conform |
Total related substances |
2%max |
1.21% |
Each related substances |
0.5%max |
0.35% |
Heavy Metals |
20ppm max |
10ppm |
Residue solvents |
Dichloromethane.Max.600ppm Ethyl.acetate Max5000ppm2500ppm Methanol Max3000ppm |
conform |
Loss on drying |
1.0% |
0.3% |
Assay(HPLC) |
97.0%~103.0% |
100.4% |
Micron |
micronized |
conform |
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包装: |
0.5kg/听 2听/箱 |
标签: |
中性标签或者根据客户要求 |
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