Category:
Other Reagent
CAS NO:
875-74-1
Standard:
/,
Ampicillin EP Impurity L and Cephalexin EP Impurity A are critical reference standards for pharmaceutical quality control. These compounds serve as identity markers in High-Performance Liquid Chromatography (HPLC) to ensure antibiotic purity. While specific molecular formulas vary by impurity structure, they are synthesized via semi-synthetic pathways involving penem or cephalosporin core modifications.
Store these standards at -20°C in a desiccator to prevent hydrolysis. Personnel must wear appropriate PPE due to potential allergenic risks associated with beta-lactam structures. Avoid inhalation or skin contact during handling to mitigate hypersensitivity reactions.