This paper reports the determinations of the chloramphenical and streptomycin sulfate in compound Streptomycin Ear Drop by ultroviolet method and maltolammonium ferricsulfate colcametric method.

• 本文探讨了复方链霉素滴耳剂中氯霉素、硫酸链霉素的含量测定方法.；直接用紫外方法测定氯霉素是可行的;