Superiority:
Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals.
We could give you:
1.Best quality in your requirement
2.Competitive price in China market
3.mature Technical support
4.Professional logistic support
All we want is win-win business. Send yr. inquiries, you will get it!
Details:
Description A white or almost white crystalline powder
Identification Conform with spectrum off the reference standard
Enantiomer ≤0.50%
Related substance
5-Flucytosine ≤0.20%
Total impurities ≤1.0%
Residual solvents
Ethanol ≤0.50%
Dichloromethane ≤0.06%
DMF ≤0.088%
Ethyl acetate ≤0.50%
Toluene ≤0.089%
Residue on ignition ≤0.20%
Specific optical rotation -133゜~-143゜
Water ≤0.50%
Heavy Metal ≤20ppm
Loss on drying ≤1.0%
Assay 98.0%-102.0%