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qing da mei su zu fen de han liang ce ding fang fa
Author(s): 
Pages: 22-25
Year: Issue:  3
Journal: Chinese Journal of Antibiotics

Keyword:  组分含量含量测定生物性质国际标准品效价测定微生物法微生物测定小单孢菌生物效价醇溶液;
Abstract: <正> 庆大霉素是小单孢菌产生的一族多组分的氨基糖苷类抗生素,其主要组分为 C1、C2、C1a三种,三者的生物性质相差不大,毒付作用方面 C1付作用较小,而C2的毒性大于C1及C1a组分,因此目前国外要求控制庆大霉素中三种主要组分的相对含量,作为
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