China Anti-HIV API Zidovudine USP42 Powder with CAS 30516-87-1, Find details about China Zidovudine, 30516-87-1 from Anti-HIV API Zidovudine USP42 Powder with CAS 30516-87-1
Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
TEST ITEMS | SPECIFICATIONS |
Appearance | White to yellowish powder |
Solubility | Sparingly soluble in water, soluble in alcohol. |
Melting range | Between 121°C and 125°C |
Specific rotation | +60.5°~+63° |
Corresponds to the IR spectrum of Zidovudine RS | |
Identification | Corresponds to the retention time of major peak in the chromatogram of the standard preparation |
Water | NMT 1.0% |
Residue on ignition | NMT 0.25% |
Related Substances Test A | |
Method 1 | Maximum unspecified impurity NMT 0.5% |
Total impurities NMT 3.0% | |
Maximum unspecified impurity NMT 0.5% | |
Method 2 | Triphenylmethanol NMT 0.5% |
Total impurities NMT 3.0% | |
Related substances Test B | |
Impurity B | NMT 1.0% |
Impurity C | NMT 2.0% |
Total for test A and B | NMT 3.0% |
Residual solvent | |
Meth anol | NMT 2000ppm |
Eth yl acetate | NMT 2000ppm |
Dio xane | NMT 200ppm |
Tolu ene | NMT 300ppm |
Triethy lamine | NMT 200ppm |
DMSO | NMT 5000ppm |
Assay | 97.0% and 102.0% |