首页> 外文期刊>Journal of Liquid Chromatography >SEPARATION AND IMPROVEMENT IN DETECTION OF POLYCYCLIC AROMATIC HYDROCARBONS BY REVERSE-PHASE HIGH PERFORMANCE LIQUID CHROMATOGRAPHY USING MICELLAR MOBILE PHASE AND FLUORESCENCE DETECTOR
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SEPARATION AND IMPROVEMENT IN DETECTION OF POLYCYCLIC AROMATIC HYDROCARBONS BY REVERSE-PHASE HIGH PERFORMANCE LIQUID CHROMATOGRAPHY USING MICELLAR MOBILE PHASE AND FLUORESCENCE DETECTOR

机译:反相液相色谱-荧光检测器反相高效液相色谱法检测和分离多环芳烃

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摘要

Separation and investigation of Detection Limit (LOD)of Polycyclic Aromatic Hydrocarbons,PAH,compounds with RP-HPLC using fluorescence detection were studied Lower LOD for these compounds were observed because of higher fluorescence intensity in the prescence of micellar mobile phase as compared to those of hydroorganics. The codition for optimum separation and enhancement of fluorescence intensity by variation of concentration of coorganic solvent (2-Propanol) and SDS were obtained. Selectivity factor and fluorescence intensity were the basic factors for the optimization of separation and improvement in detection respectively. The condition obtined were 3% of 2-Propanol in 0.035 M SDS.
机译:采用荧光检测的RP-HPLC对多环芳烃,PAH,化合物的检测限(LOD)进行了分离和研究,研究发现这些化合物的LOD较低,因为胶束流动相的发质的荧光强度高于水有机物。通过改变有机溶剂(2-丙醇)和SDS的浓度,获得了最佳分离和增强荧光强度的条件。选择性因子和荧光强度分别是优化分离和改善检测的基本因素。提出的条件是在0.035 M SDS中使用3%的2-丙醇。

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