The 5-Second Trick For principle of hplc and gc
The most typical RP stationary phases are based upon a silica help, and that is surface area-modified by bonding RMe2SiCl, in which R is usually a straight chain alkyl team including C18H37 or C8H17.The goal molecule binds for the ligand, even though another molecules inside the sample Remedy pass through the column, possessing little if any retent