Yongwen Liu

Solid-phase extraction and preconcentration of cadmium(II) in aqueous solution with Cd(II)-imprinted resin (poly-Cd(II)-DAAB-VP) packed columns

Yongwen Liu, Xijun Chang, Sui Wang et al. · Analytica Chimica Acta · 2004 · 153 citations · Full text

Solvent Extraction, Extractive Metallurgy, Chemical Engineering +6

Selective solid-phase extraction of trace cadmium(II) with an ionic imprinted polymer prepared from a dual-ligand monomer

Yunhui Zhai, Yongwen Liu, Xijun Chang et al. · Analytica Chimica Acta · 2007 · 134 citations · Full text

Materials Science, Inorganic Chemistry, Chemical Engineering +10

Solid-phase spectrophotometric determination of nickel in water and vegetable samples at sub-?g l?1 level with o-carboxylphenyldiazoaminoazobenzene loaded XAD-4

Yongwen Liu · Talanta · 2004 · 19 citations

Chemical Engineering, Chemical Measurement, Engineering +10

Highly selective determination of total mercury(II) sub microgram per liter by β-cyclodextrin polymer solid-phase spectrophotometry using 1,3-di-(4-nitrodiazoamino)-benzene

Yongwen Liu, Xijun Chang, Xiu‐Qin Hu et al. · Analytica Chimica Acta · 2004 · 18 citations · Full text

Chemical Engineering, Environmental Chemistry, Engineering +11

Determination of trace heavy metals in waters by flame atomic absorption spectrometry after preconcentration with 2,4-dinitrophenyldiazoaminoazobenzene on Amberlite XAD-2

Yongwen Liu, Yong Guo, Shuangming Meng et al. · Microchimica Acta · 2006 · 11 citations · Full text

Chemical Engineering, Environmental Chemistry, Engineering +14