https://www.watson-int.cn/wp-content/uploads/2024/07/propafenone-ep-impurity-h.jpg5111200great_watson-inthttps://www.watson-int.cn/wp-content/uploads/2019/10/new-logo-300x300.jpggreat_watson-int2024-07-06 22:34:022024-07-06 22:34:02Propafenone EP Impurity H CAS号 487-26-3