Ampicillin Impurity L (Cefalexin (Cephalexin) EP Impurity A) CAS No:875-74-1 ||Chemical Formula:C8H9NO2 ||Molecular Weight:151.16500 ||Exact Mass:151.06333 ||3(R)-2-amino-2-phenylacetic acid
No. 44011602000398, Guangdong public network Anne