Silca gel modified with benzenesulfonic acid, strongly acidic cation exchanger (SCX). Capacity ~ 0.5 meq/g, adsorbent with hydrophobic and π-π interactions (benzene ring), ion exchange of organic compounds from aqueous matrix, elution of interesting compounds with solvent systems, which compensate the ionic and nonpolar interactions, e.g., methanolic HCl.Mostra di piùMostra meno