a mixture of cefaclor , cefadroxil , cefamandole nafate , cefamandole sodium , cefazolin , cefoperazone , cefotaxime , cefoxitin , ceftizoxime , cephalothin , cephalexin , cephapirin , and cephradine was resolved into its components in raw material and dosage form samples by using a c18 column , a methanol-water-acetic acid ( 30 + 70 + 0.1 ) mobile phase , and a uv detector set at 254 nm .
C0007716
cephalexin
C0007738
cephradine