HANGZHOU CLAKE BIOTECH CO.,LTD
Premium Supplier Enterprise Certification
- Premium
Supplier - 5th
years
Premium Supplier Enterprise Certification
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.5080-50-2
1. ISO
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
|
ITEM |
SPECIFICATIONS |
RESULTS |
|
Appearance |
White crystalline powder |
White crystalline powder |
|
Identification |
IR |
Positive |
|
Appearance of solution |
Clear and colourless |
Clear and colourless |
|
Specific rotation |
-26.0°~ -29.0° |
-28.14° |
|
pH |
2.3~2.6 |
2.44 |
|
Loss on drying |
≤0.5% |
0.36% |
|
Assay |
98.5~102.0% |
99.45% |
|
Residue on ignition |
≤0.5% |
0.06% |
|
Heavy metals |
≤10ppm |
＜10ppm |
|
Arsenic |
≤1ppm |
＜1ppm |
|
Lead |
≤3ppm |
＜3ppm |
|
Mercury |
≤0.1ppm |
＜0.1ppm |
|
Cadmium |
≤1ppm |
＜1ppm |
|
Conclusion: Quality comply with in-house grade |
||