Cefalexin Monohydrate 23325-78-2 BP
Good service and competitive price
Items |
|
Specifications |
|
|
Results |
||
Appearance |
|
White or almost white, crystalline powder. |
|
|
Almost white crystalline powder |
||
Solubility |
|
Sparingly soluble in water, practically insoluble in alcohol. |
Complies |
||||
Identification |
|
The IR spectrum confirm to that of reference standard. |
|
Complies |
|||
pH |
|
4.0 to 5.5 |
|
|
|
5.0 |
|
Specific optical rotation |
+149° to +158° |
|
|
|
+157° |
||
Absorbance |
220 to 245 |
|
|
|
229 |
||
Related substances |
|
|
|
|
|
||
7-ADCA |
NMT 1.0% |
|
|
|
0.01% |
||
Any other impurity |
NMT 1.0% |
|
0.06% |
||||
Total |
NMT 3.0% |
|
|
|
0.2% |
||
N,N-Dimethyformamide |
Not more than 0.088% |
|
|
|
Not found |
||
Acetone |
NMT 0.3% |
|
|
|
0.02% |
||
Dichloromethane |
NMT 0.06% |
|
|
|
Not found |
||
Water |
|
4.0% to 8.0% |
|
|
|
5.9% |
|
Sulphated ash |
|
NMT 0.2% |
|
|
|
<0.1% |
|
Assay |
|
95.0% to 102.0% |
|
|
|
100.1% |
|
Bulk density |
|
ρuntapped=0.60g/ml ρtapped=0.87g/ml |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View