Silica gel-physically adsorbed-diphenylcarbazone as a selective solid phase extractor and pre-concentrator for chromium (iii) and iron(iii)
By: Mahmud, Muhammad E.; al-Saidi, Muhammad S. M.. Journal of Saudi Chemical Society. (Sep. 2007), pp.331-340, 10 p.
Subjects: Adsorption; Mineralogy; Oxides; Minerals