上海墨芊生物科技有限公司
联系电话:
021-54477273
Erythromycin impurity B, EvoPure® (N-demethylerythromycin A) is an impurity found in Erythromycin and can be used as a reference standard. Erythromycin is composed of Erythromycin A, B, C, D, and additional impurities.