抑制型离子色谱法同时测定水中锂和锶

Simultaneous Determination of Lithium and Strontium in Water Samples by Suppression Ion Chromatography

Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences, Zhengding 050803, China

摘要: 对离子色谱法测定水中的锂、锶含量及其影响因素进行了研究。以甲烷磺酸为流动相，用IonPacCS12A阳离子色谱柱分离后，电导检测器同时测定矿泉水中锂和锶，其检出限分别为0．003mg／L和0．006mg／L。对Li^＋和Sr^2＋的离子色谱条件进行了优化，并对流动相的选择及干扰离子的影响进行了讨论。
- 离子色谱法 /
- 锂 /
- 锶 /
- 水 /
- 甲烷磺酸
Abstract: A method for simultaneous determination of Li~(+) and Sr~(2+) in mineral water samples by suppression ion chromatography with IonPac CS12A cation exchange column as stationary phase and methane sulphonic acid(MSA) as the mobile phase is developed.The expe
- ion /
- chromatography /
- /
- lithium /