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采用旋光法测定硫酸庆大霉素注射液的含量,方法简便,稳定性、重现性都好,平均回收率99.68％,(n=5)CV=0.18％。
The optical rotation method was used to determine the content of gentamicin sulfate injection. The method was simple, stable and reproducible. The average recovery was 99.68% (CV = 0.18%).