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:
Appearance White crystalline powder, odorless
Identification IR: Concordant with R.S
HPLC: TR Concordant with R.S
Specific rotation -49.0°~-55.0°
Related substance 2.0% max
Microbial limits Concordant with R.S
Bacterial endotoxins Concordant with R.S
Loss on drying 1.0% max
Residue on ignition 0.2%max
Heavy metals 20ppm max
Assay(HPLC) 97.0-102.0
Conclusion:This goods conforms to the standard of USP30.