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, a stable and rapid method with low detection was proposed and established, based on the liquid-liquid extraction-high performance liquid chromatography with ultraviolet detector. Parameters including... described a high-efficiency method for the determination of salicylaldoxime in water samples by liquid-liquid extraction (LLE) [28] prior to high performance liquid chromatography. Parameters......
Separation of Scandium and Rare Earths with the Method of PSO-Extraction Chromatography王秋泉,彭春霖摘 要:<正> Separation of scandium and rare earths was investigated by using a new extraction chromatography whichPSO was used as a stationary phase,while HCl-NH4SCN solution as a mobile phase.The separation conditionswere studied.In this system......
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Study on the Separation of Rare Earths with the Method of H(DEHP)-Extraction Chromatography彭绍新,陈静静,彭春霖摘 要:<正> Separation of rare earths was investigated by extraction chromatography where H(DEHP)wasused as a stationary phase,while HCl and H2SO4 solutions as a mobile phase.The average separation fac-tors of rare earths,βHCl and βH2SO4,are 3.79......
that ZHANG et al[9] introduced a method which was utilized to extract zirconium form the mixture of zirconium and hafnium by tributyl phosphate (TBP) extraction chromatography. MIBK extraction resin was thus...-zhang. Method for separating zirconium hafnium by tributyl phosphate extraction chromatography method. China Patent, CN101209858 [P]. 2008-7-2. (in Chinese) [10] XIONG C H, YAO C P, WANG Y J. Sorption......
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Mathematical module for countercurrently fractional chiral extraction and its VB simulation TANG Ke-wen(唐课文)1, 2, HUANG Ke-long(黄可龙)1, YI Jian-min(易健民)1, 2, ZHANG Guo-li(张国丽)1 1. School..., China Received 6 January 2006; accepted 27 March 2006 Abstract: Based on chemical thermodynamics and mass balance, countercurrently fractional chiral extraction by hollow fiber membrane......