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1 Kilogram |
Negotiable |
Cyclosporine Cyclosporin A Ciclosporin
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Product Name:Cyclosporin A (Cyclosporine)
Specification: USP/EP/CP
Packing: 1kg/tin
Certificate: GMP Certificate
===================================================
Pls see our information as below:
Product Name:Cyclosporin A (Cyclosporine)
Specification: USP/EP/CP
Packing: 1kg/tin
Certificate: GMP Certificate
===================================================
Part COA of Cyclosporin A
Items |
Specification |
Characters |
A white or almost white powder ,practically insoluble in water ,freely soluble in ethanol and in methylene chloride |
Identification |
A. Examine by infrared absorption spectrophotometry. Comparing with the spectrum obtained with clclosparin CRS. B. Examine the chromatograms obtained in the assay. The principal peak in the chromatogram obtained with the test solution is similar in retention time to the principal peak in the chromatogram obtained with reference solution |
Appearance of solution |
Dissolve 1.5g in ethanol R and dilute to 15ml with the same solvent. The solution is clear and not more intensely colored than reference solution Y5,BY3 or R7. |
Specific optical rotation |
-185°--193° |
Related substances |
|
Individual impurity |
0.7% max. |
Sum of all impurity |
1.5% max. |
Any other impurity |
0.1% max. |
Heavy metals |
0.002% |
Loss on drying |
2.0%max |
Assay |
98.5%~101.5% |
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