Ultra HPLC Columns The Ultra line represents Restek&rsquos broadest selection of stationary phases on a single silica support. Made of high-purity, type-B silica that minimizes activity and creates high-density bonding, these columns are designed
Ultra HPLC Columns The Ultra line represents Restek&rsquos broadest selection of stationary phases on a single silica support. Made of high-purity, type-B silica that minimizes activity and creates high-density bonding, these columns are designed