Kaye B, Wood P R
J Pharm Sci. 1978 Aug;67(8):1170-1. doi: 10.1002/jps.2600670840.
A method was developed to determine cefazolin in serum or urine. The drug is extracted from serum or urine with ethyl acetate, separated by TLC, and determined by fluorescence quenching densitometry. The method was developed to study the pharmacokinetics of the compound in humans.