Acitretin 55079-83-9 99%acitretin
Items |
Specifications |
Results |
---|---|---|
Appearance |
Yellow or greenish-yellow crystalline powder |
yellow crystalline powder |
Identification |
IR,HPLC |
Conforms |
Melting point |
198-203℃ |
198.2-199.9℃ |
Water |
≤0.2% |
0.12% |
Sulphated ash |
≤0.1% |
0.08% |
Heavy metals Palladium |
≤20ppm ≤10ppm |
Conforms |
Loss on drying |
≤0.5% |
0.26% |
Chromatographic purity Single impurity Total impurity |
≤0.3% ≤1.0% |
0.28% 0.36% |
Assay (anhydrous) |
98.0%-102.0% |
99.3% |
Items |
Specifications |
Results |
---|---|---|
Appearance |
Yellow or greenish-yellow crystalline powder |
yellow crystalline powder |
Identification |
IR,HPLC |
Conforms |
Melting point |
198-203℃ |
198.2-199.9℃ |
Water |
≤0.2% |
0.12% |
Sulphated ash |
≤0.1% |
0.08% |
Heavy metals Palladium |
≤20ppm ≤10ppm |
Conforms |
Loss on drying |
≤0.5% |
0.26% |
Chromatographic purity Single impurity Total impurity |
≤0.3% ≤1.0% |
0.28% 0.36% |
Assay (anhydrous) |
98.0%-102.0% |
99.3% |
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