HPLC测定饮料中山梨酸不确定度评定  

Evaluation of Uncertainity of Results in Measurement of Sorbic Acid in Beverage by HPLC

作　　者：郑素荣[1] 

机构地区：[1]唐山市产品质量监督检验所,河北唐山063000

出　　处：《计测技术》2008年第6期46-48,共3页Metrology & Measurement Technology

摘　　要：依据JJF1059-1999《测量不确定度评定与表达》的原理和方法,分析了饮料中山梨酸的不确定度与影响不确定度的因素;计算出饮料中山梨酸测定值的相对扩展不确定度,HPLC测定饮料中山梨酸的相对扩展不确定度为2%。Accordng to the method and principle of JJF1059 - 1999 Evaluation and Expression of Uncertainty of Measurement , the uncertainty of sorbic acid in beverage and factors that effect the uncertainty are analysed ; and the relative expanded uncertainty of measurement of sobic acid in beverage is calculated , the result is 2%.

关 键 词：HPLC 测定 不确定度 评定 

分 类 号：TB99[一般工业技术—计量学] TS202[机械工程—测试计量技术及仪器]