Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
Tel: 86-571-87750367
Mobile: 86-18268089214
Tel: 86-571-87750367
Fax:
URL: http://www.clakebiotech.com
Province/state: zhejiang
City: hangzhou
Street: RUIBO INTERNATIONAL ,HANGZHOU ,CHINA
MaxCard:
CAS NO.128446-36-6
1. ISO
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
ITEMS |
SPECIFICATION |
Appearance |
White or almost white powder;Odorless, slightly sweet;Freely soluble in water,soluble in methanol and ethanol. |
Assay |
≥98% |
Specific rotation |
+154°~+165° |
Water solution pH |
pH5.0~7.5 |
Light-absorbing impurities |
Between 230 nm and 350 nm,the absorbance is not greater than 1.0; and between 350 nm and 750 nm, the absorbance is not greater than 0.1 |
Average Degree of Substitution |
7.0~13.3 |
Loss on Drying |
≤7.0% |
Beta cyclodextrin |
≤0.2% |
Residue on Ignition |
≤0.5% |
Heavy Metal |
≤10ppm |
Sulfate |
≤0.2% |
Chloride |
≤0.2% |
The total aerobic microbial count |
≤1000cfu/g |
The total combined moulds and yeasts count |
≤100cfu/g |
Escherichia coli |
Absence |
Packaging and storage |
Preserve in well-closed containers. |