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[2H4]-3-Acetoxycholesta-3,5-diene
甲醇中4种大环内酯类抗生素混标，100μg／ml
规格参数
泰乐菌素|Tylosin|1401-69-0
红霉素|Erythromycin|114-07-8
罗红霉素|Roxithromycin|80214-83-1
泰乐菌素|Tylosin|1401-69-0
红霉素|Erythromycin|114-07-8
罗红霉素|Roxithromycin|80214-83-1
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