离子色谱法测定休闲食品中的柠檬酸盐
Chinese Jorunal of Inorganic Analytical Chemistry(2015)
Abstract
建立了离子色谱法测定休闲食品中柠檬酸、柠檬酸盐含量的方法.采用标准曲线法定量,柠檬酸浓度在1.0~20.0 μg/mL的范围内,线性方程为y=0.049 9x-0.017 4,线性相关系数为0.998 2,方法的检出限为0.015 μg/mL,加标回收率为96.9%~101.6%,方法具有简单、快速、重现性好等优点.
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