| WAT043380: Sep-Pak tC18 12 cc Vac Cartridge, 2 g Sorbent per Cartridge, 37-55...
Sep-Pak tC18 12 cc Vac Cartridge, 2 g Sorbent per Cartridge, 37-55 µm Particle Size, 20/pk Reversed-Phase, 2 - 8 pH, Silica, End Capped, 125Å Pore Size, 17 Carbon, Not Water Wettable, Mass Spec Compatible |