卷烟主流烟气中氢氰酸测定不确定度评价  

Uncertainty evaluation of the determination of hydrogen cyanide in mainstream smoke

作　　者：许永[1] 张霞[1] 刘巍[1] 马燕[1] 曹红云[1] 杨帅[1] 芮晓东[1] 金永灿[1] 缪明明[1] 

机构地区：[1]云南烟草科学研究院烟草化学重点实验室,云南昆明650106

出　　处：《云南大学学报（自然科学版）》2011年第5期586-589,593,共5页Journal of Yunnan University(Natural Sciences Edition)

基　　金：云南省"烟草化学省创新团队"项目资助(2009CI014)

摘　　要：结合实验室的实际情况,对连续流动法测定卷烟主流烟气中氢氰酸含量的测量不确定度进行评价,分析了氢氰酸含量检测的影响误差,计算了不确定度分量及合成不确定度,并得出测量结果扩展不确定度为5.47μg/支,为测量结果提供了可信度和可信区间.The uncertainty for determination of hydrogen cyanide in mainstream smoke by the continuous flow method was evaluated.The influence factors on the uncertainty determination of hydrogen cyanide content were analyzed,the component and combined uncertainties were calculated,and the expanded uncertainty was 5.47 μg/cig,providing the credibility and confidence interval for the measurement results.

关 键 词：连续流动分析仪 氢氰酸 不确定度 卷烟烟气 

分 类 号：O652.7[理学—分析化学]