1 Required Item Atlantis Silica HILIC Column, 100Å, 3 μm Product#: 186002011 Atlantis Silica HILIC Column, 100Å, 3 μm, 2.1 mm X 50 mm, 1/pk Product#: 186002011 Atlantis Silica HILIC Column, 100Å, 3 μm, 2.1 mm X 50 mm, 1/pk 49043 - Laboratory and Scientific Equipment and Supplies (Not Otherwise Classified) 2.00 Each 2 Required Item Atlantis Silica HILIC VanGuard Cartridge Product#: 186007666 Atlantis Silica HILIC VanGuard Cartridge, 100Å, 3 μm, 2.1 mm X 5 mm, 3/pk Product#: 186007666 Atlantis Silica HILIC VanGuard Cartridge, 100Å, 3 μm, 2.1 mm X 5 mm, 3/pk 49043 - Laboratory and Scientific Equipment and Supplies (Not Otherwise Classified) 1.00 Each 3 Required Item VanGuard Cartridge Holder Product#: 186007949 VanGuard Cartridge Holder Product#: 186007949 VanGuard Cartridge Holder 49043 - Laboratory and Scientific Equipment and Supplies (Not Otherwise Classified) 2.00 Each