Country: China (Mainland)
|Characters||A white powder, very soluble in water, very slightly soluble in alcohol||COMPLIES WITH|
|Identification||Specific optical rotation||+195°~+201°||+197.07°|
|Infrared absorption spectrogram||Comparing with the spectrum||COMPLIES WITH|
|obtained from dextran CRS|
|Appearance of solution||Clear and colourless||COMPLIES WITH|
|Acidity or alkalinity||Reaction with phenolphtalein, Na OH and HC1||COMPLIES WITH|
|Residual solvents||Ethanol: ≤0.5%||0.03%|
|Methanol: ≤0.05%||Not detected|
|Other residual solvent: ≤0.5%||COMPLIES WITH|
|Molecular-mass distribution||MW:54 000- 66000||MW:60563|
|M10: ≤180 000||M10: 110760|
|Loss on drying||≤7.0%||4.22%|
|Microbial contamination||Total viable aerobic≤100/g||<10/g|
|No colibacillus||Not detected|
Ality Group, established in 2007, is a comprehensive Chemical Supply Group with Patent Technology as its core. Ality Group operates branches in Hong Kong, Singapore and mainland China, including production bases in Shandong, Zhejiang and Fujian provinces.
Ality Group devotes to providing global retail customers and institutional clients with quality, comprehensive and diversified supplies.
Ality Group mainly provides Life Science Series, Fine Intermediates, Chemical Additives and Custom Manufactures; Ality Group, for retail and institutional clients, also provides OEM Services and R&D Services.
Ality Group upholds the creed that, Employees as the base, Customer as the core, Market as the direction, and Compliance as the principles, which is committed to creating the leading Chemical Supply Brand in the world.
If you are interested in us, pls check our website //www.alitygroup.com for more details.