recoveries of oxacillin , cloxacillin , dicloxacillin , and penicillin g ( spiked at 2.5 micrograms/ml ) , amoxicillin ( spiked at 5 micrograms/ml ) , and carbenicillin and ticarcillin ( spiked at 10 micrograms/ml ) from canine and equine serums ranged from 78.3 to 104.4 % with coefficients of variation ranging from 3.35 to 5.95 % .
C0029983
oxacillin
C0009077
cloxacillin