建立了一种以三相中空纤维式液相微萃取(TP-HF-LPME)进行样品前处理,采用高效液相色谱快速、准确测定血浆中尼古丁含量的方法.研究表明该方法集萃取、富集、净化为一步,极大地简化了传统血浆成分测定的前处理过程,是一种快速、有效、绿色的前处理方法.方法的线性范围为0.1～50 mg/L,相关系数(r2)为0.999 6,检测限为0.05 mg/L (信噪比为3),相对标准偏差小于5%.
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