旋光度法测定葡萄糖注射液含量测量不确定度的评定  

Evaluation of measurement uncertainty for determination of dextrose injection by optical rotation

作　　者：易大为[1] 刘漫江 潘强[1] 

机构地区：[1]辽宁省食品药品检验所,沈阳110023 [2]阜新市卫生学校,阜新123000

出　　处：《药物分析杂志》2010年第1期157-159,共3页Chinese Journal of Pharmaceutical Analysis

摘　　要：目的:建立旋光度法测定葡萄糖含量测量不确定度的评定程序。方法:通过识别和分析不确定度来源,绘制因果关系图,构建数学模型;量化各不确定度分量,计算合成不确定度和扩展不确定度。结果:葡萄糖含量的扩展不确定度U=1.1%,k=2。结论:乘积因子2.0852引入的测量不确定度是本次评定的主要分量。Objective：To establish the procedure on evaluation of measurement uncertainty for determination of dextrose injection by optical rotation.Methods：Identifying and analysing the uncertainty sources,a cause and effect diagram was designed and math models were constructed.Each uncertainty component was evaluated and expressed.Combined standard uncertainty and expanded uncertainty were calculated.Results：Expanded uncertainty for the percent content of dextrose is 1.1%,k=2.Conclusion：Measurement uncertainty of multiplication constant 2.0852 is the main uncertainty component at this evaluation.

关 键 词：旋光度 葡萄糖注射液 不确定度 

分 类 号：R917[医药卫生—药物分析学]