反相高效液相色谱法 测定"K粉"检材法及其应用

Ye GONG, Hong-Jie HUANG,Xu-jin HUANG,Yong DAI

Journal of Sichuan Police College(2018)

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Abstract
目的:建立"K粉"检材中氯胺酮的反相高效液相色谱测定方法.方法:采用C18柱(4.6×250mm,5μm),以乙腈:0.03mol.L-1乙酸铵溶液(70:30)为流动相,用磷酸调PH至3.0,流速0.8mL.min-1,检测波长为220nm,柱温30°,进样量5μL.结果:盐酸氯胺酮在0.04~0.80mg.mL-1呈良好线性关系(R2=1),最小检测限为0.005μg.mL-1,平均回收率均在99.3%~101.1%之间,RSD均小于2%.结论该研究所建立的方法操作简单、结果准确,可用于测定"K粉"检材中氯胺酮的含量.
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