Norethisterone supplier 68-22-4 high purity Norethisterone
Item |
Specification |
Results |
|
Appearance |
White or almost white crystalline powder |
Comforms |
|
Identification |
Positive reaction |
Comforms |
|
|
IR pattern consistent with the spectral set |
Comforms |
|
Melting range |
202.0 -208.0 ℃ |
202.3 -206.4 ℃ |
|
Loss on drying |
≤0.5% |
0.3% |
|
Specific rotation |
-32- -37° |
-34.7° |
|
Related substances |
Total impurities≤1.5% |
0.53% |
|
Assay |
97.0%-102.0% |
99.2% |
|
|
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