| WAT054695: Sep-Pak Aminopropyl (NH2) 20 cc Vac Cartridge, 5 g Sorbent per Car...
Sep-Pak Aminopropyl (NH2) 20 cc Vac Cartridge, 5 g Sorbent per Cartridge, 55-105 µm Particle Size, 20/pk Ion-exchange, 2 - 8 pH, Silica, End Capped, 125Å Pore Size, 3.5 Carbon, Not Water Wettable, Mass Spec Compatible |