Cayman Cefazolin-13c2,15n; Purity- Greater Than Or Equal To 95%;

Cefazolin-¹³C₂,¹⁵N is intended for use as an internal standard for the quantification of cefazolin (Item No. ) by GC- or LC-MS. Cefazolin is a broad-spectrum cephalosporin antibiotic that is active in vitro against various Gram-positive and Gram-negative bacteria (MICs = 0.2-12.5 μg/ml). It also inhibits the growth of clinical isolates of S. aureus, E. coli, P. mirabilis, and K. pneumoniae (MICs = 0.1-25 µg/ml). In vivo, cefazolin protects against S. aureus, E. coli, and P. mirabilis infection in mice (ED₅₀s = <0.09-1.78, 0.44-3.63, and 2.31-5.2 mg/animal, respectively). Formulations containing cefazolin have been used to treat a variety of bacterial infections.

WARNING This product is not for human or veterinary use.