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目的 :建立多塞平乳膏的含量测定方法。方法 :采用二阶导数分光光度法测定多塞平乳膏中多塞平的含量。结果 :多塞平乳膏中多塞平的平均回收率为 99.3 4 %,RSD为 0 .45%。结论 :方法简便 ,灵敏 ,结果较为满意。
Objective: To establish a method for the determination of doxepin cream. Methods: The second derivative spectrophotometry was used to determine the content of doxepin in doxepin cream. Results: The average recovery of doxepin in doxepin cream was 99.3% and the RSD was 0.45%. Conclusion: The method is simple and sensitive, and the result is satisfactory.