Cefradine

SKU : AIC008
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CAS number

38821-53-3

molecular formula

C16H19N3O4S

standard

USP32/BP2010

Package

5kg/tin
ITEMS LIMIT

Appearance

Solubility

White to off-white, crystalline powder. Sparingly soluble in water, very slightly soluble in alcohol and in chloroform, practically insoluble in ether.
Identification The IR spectrum confirm to that of reference standard
Crystallinity Meet the requirements
PH 3.5 to 6.0
Specific optical rotation +80.0° to +90.0°
Water Not more than 4.3%
Limit of Cephalexin Not more than 5.0%
Related substance  
 7-ADCA NMT 1.0%
 Any other impurity NMT 2.0%
 Total NMT 2.5%
N,N-Dimethylaniline Not more than 20 ppm
Acetone NMT 0.3%
Dichloromethane NMT 0.06%
Sulphated ash NMT 0.2%
Assay 99.0% to 105.0%

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