Superiority:
Enterprice standard
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 Off-white crystalline powder
Identification Meets the requirement
PH 4.5-6.5
Specific optical rotation +58~+64?
Clarity and color of solution Clear
Absorption(430nm):0.20 max
Loss on drying 3.0% max
Impurities Total: 3.0% max
Single: 1.0%max
Bacterial endotoxins 0.20 EU/mg max
Sterility Meets the requirement
Assay, HPLC, on dry base 916-964ug/mg
Conclusion The products complies with standard of USP34.