Category:
Other Reagent
CAS NO:
66340-33-8
Standard:
/,
Cefotaxime EP Impurity E and Ceftriaxone EP Impurity B are critical reference standards for cephalosporin quality control. These synthetic intermediates or degradation products serve as benchmarks in High-Performance Liquid Chromatography (HPLC) assays to ensure pharmaceutical purity. While specific molecular formulas vary by isomer, they are defined by their distinct chemical structures relative to parent drugs.
Store under -20°C in desiccated conditions to prevent hydrolysis. Handle only in certified laboratories using appropriate PPE due to potential sensitization risks associated with beta-lactam compounds.