DESCRIPTION
			
				Ultra C18 is an endcapped, monomeric C18 (USP L1) suitable for the analysis of a wide range of compounds from acidic through slightly basic.  Pore size: 100A, surface area: 300 m2/gram, carbon load: 20%, pH range: 2.5-8.0.  Method development on an analytical Ultra C18 column is highly recommended before purchasing a prep column.  Prep columns cannot be returned or exchanged once used.