HANGZHOU CLAKE BIOTECH CO.,LTD
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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.71-58-9
1. GMP AVALIABLE ;
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
Micro powder / Crude powder can be made to order
EP/USP both ok
|
ITEM |
SPECIFICATIONS |
RESULTS |
|
|
Appearance |
White to off-white odorless,crystalline powder |
Conform |
|
|
Identification |
A:IR B:UV |
Conform |
|
|
Specific Rotation |
+45o ~ +51o |
+49.64o (C=1 Dioxane) |
|
|
Chromatographic Purity |
Individual impurity |
≤1.0% |
0.36% [HPLC] |
|
Total impurities |
≤1.5% |
0.87% [HPLC] |
|
|
Related compound A |
≤0..5% |
Conform |
|
|
Loss On Drying |
≤1.0% |
0.13% |
|
|
Residual solvents Methanol Methylene chloride |
≤ 3000ppm ≤ 500ppm |
Conform Conform |
|
|
Assay |
97.0% ~ 103.0% |
98.29% [HPLC] |
|
|
Micron |
|
90%≤5um |
|
|
Conclusion: The product conforms to the standard of USP26 |
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