Separation and preconcentration in a batch mode of Cd(II), Cr(III, VI), Cu(II), Mn(II, VII) and Pb(II) by solid-phase extraction by using of silica modified with N-propylsalicylaldimine - Abou-El-Sherbini, Khaled S.; Kenawy, I.M.M.; Hamed, Mohammad A.; Issa, R.M.; Elmorsi, R. (Talanta (Oxford), 2002)
Keywords: Analysis methods; Analytical chemistry; Applied sciences; Chemistry; Exact sciences and technology; Modified silica; Natural water pollution; Natural waters; Pollution; Separation and preconcentration; Spectrometric and optical methods; Trace heavy metal ions; Water treatment and pollution; Separation and preconcentration; Trace heavy metal ions; Natural waters; Modified silica; Copper II; Water; Solid phase extraction; Salicylic acid; Stirring; Manganese II; Ultraviolet spectrometry; Silica; Aldimine; Chemical enrichment; Infrared spectrometry; pH metering; Chemical modification; Chromium III; Lead II; Cadmium II; Batch mode; Water quality; Manganese VII; River water; Chromium VI