清半夏饮片中白矾的残留量测定  

Determination of Alum Residual Amount in Rhizoma Pinelliae Preparata

作　　者：熊玥[1] 吴皓[1,2] 刘福燕[1] 

机构地区：[1]南京中医药大学药学院,江苏南京210029 [2]江苏省中药炮制重点实验室,江苏南京210029

出　　处：《中国中医药信息杂志》2010年第1期36-37,共2页Chinese Journal of Information on Traditional Chinese Medicine

基　　金：国家自然科学基金(30772785);国家"十一五"科技支撑计划(2006BAI09B06-10);<中国药典>2010版(一部)标准研究课题(YZ-131)

摘　　要：目的测定清半夏饮片中白矾的残留量,考察不同饮片企业生产的清半夏饮片中白矾残留量差异,为清半夏质量控制提供科学依据。方法采用Na2EDTA滴定法测定。结果不同饮片生产企业生产的清半夏饮片中白矾残留量差异显著,其中最高为10.59%,最低为6.26%。结论所建立的测定方法操作简单,重复性好,结果准确可靠,可用于清半夏饮片中白矾的限量控制。Objective To establish a method for the determination of alum residual amount in Rhizoma Pinelliae Preparata from different companies, and to provide a scientific evidence for quality evaluation of Rhizoma Pinelliae Preparata. Methods Na2EDTA titration method was applied for the quantitative analysis. Results There were obvious differences m residual quantity of alum in Rhizoma PineIliae Preparata from different companies. Conclusion The method is simple, reproducrble and accurate, it can be used for the determination of alum residual amount in Rhizoma Pinelliae Preparata.

关 键 词：清半夏 滴定法 白矾残留量 含量测定 

分 类 号：R284.1[医药卫生—中药学]