辅酶Q_(10)注射液含量测定的一阶导数-吸收度法
FIRST-DERIVATIVE-ABSORPTION SPECTROMETRIC ASSAY OF COENZYME Q_(10)INJECTION
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摘要: 本文研究了一阶导数-吸收度法在药物分析中的应用,测定了辅酶Q_(10)注射液的含量,平均回收率为99.70%,变异系数为0.64%。本法测定范围广,操作简单,准确度和精密度均满意。Abstract: The derivative spectrometry is a technique for eliminating the interference in ultraviole-visible spectra.This method is very simple and convenient to operate,but the measurement of amplitude between peak and valleycan bring in greater errors.This paper d