离子色谱法测定乙二醇中痕量氯离子含量

Determination of trace chlorine ions in ethylene glycol by ion chromatography

依据GB/T14571.5-2016对工业乙二醇中氯离子含量进行测定,结合所用的分析仪器万通930 Compact IC Flex系统,选择合适色谱操作参数,在选定的色谱操作参数下使用标准溶液对仪器进行校正,将乙二醇样品直接进样分析。结果表明,应用离子色谱法测定工业乙二醇中氯离子含量,方法简单快速、线性关系良好,具有较高的精密度和准确度。

According to GB/T14571.5-2016,the content of chlorine ion in industrial ethylene glycol was determined.The glycol samples were analyzed on the analysis instrument.The results show that the method is simple,rapid,linear,precise and accurate.