



































WebFeb 3, 2011 · Rhodium can easily be eluted from the resin by 2 M hydrochloric acid. Removal of all the iridium from the resin is accomplished in a Soxhlet extractor with 6 M...
WebSimilarly, an anion exchange resin initially in the OH form can remove all anions. The anion exchange reactions will be: R’’OH + Cl—R’’Cl + OH — 2 R’’OH + SO4 =R’’ 2SO4 + 2 OH...
WebFeb 1, 2015 · Chelating resins containing thiouronium (thiourea) or its derivatives (e.g., isothiouronium) functional groups are widely used for the separation of platinum-group...
WebSep 9, 2015 · The maximal values of sorption capacities obtained in 0.1 M HCl are 3.77 mmol Au(III)/g, 1 mmol Pt(IV)/g, 0.79 mmol Pd(II)/g, 0.72...
WebApr 1, 2020 · For this purpose, in this work, a strongly basic anion-exchange resin (Purogold™ A194 resin) was selected for evaluating its potential to adsorb selectively Pt...
WebFeb 1, 2015 · The removal of platinum group metals from synthetic aqueous solutions using a phosphine and thiourea – functionalized resin, MPX-317, and an anionic resin, SQD,...