- Min.Order :1 Gram
- Purity: 99%
- Payment Terms : L/C,D/A,D/P,T/T,,MoneyGram,Other
Keywords
41294-56-8 Alfacalcidol 99%
Quick Details
- Appearance:almost white powder
- Application:pharmaceutical
- PackAge:1g/bag, 10g/bag, 100g/bag, 500g/bag
- ProductionCapacity:50|Gram|Month
- Storage:Packing storage: in tight containers.
- Transportation:by air
Superiority:
|
Items |
Specifications |
Results |
|---|---|---|
|
Appearance |
white or almost white crystalline powder |
conforms |
|
Solubility |
Practically insoluble in water, freely soluble in ethanol (96%), soluble in fatty oils |
Conforms |
|
Identification |
Infrared spectrum corresponds to that of the standard preparation The retention time of the major peak in the chromatogram corresponds to that in the chromatogram of standard preparation |
Conforms Conforms |
|
Related substances
|
Trans-alfacalcido: ≤0.5% 1в-calcidol: ≤0.5% Trizoline adduct of pre-alfacalcidol: ≤0.5% Any other individual impurity: ≤0.1% Total impurities: ≤1.0% |
0.40% 0.20% ND ND 0.60%
|
|
Residual solvents |
Acetone: ≤5000ppm Ethyl acetate: ≤5000ppm n-Hexane: ≤290ppm Methanol: ≤3000ppm |
500ppm ND 40ppm ND |
|
Assay |
97.0 – 102.0% |
99.20% |
Details:
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