HALO 90 Å C18, 5 µm, 2.1 x 150mm Back Catalog number: 95812-702 Manufacturer: Advanced Materials Technology Availability: 2 weeks Price on request - + Recommended 91123-102 HALO 160 Å ES-C18, 2 µm, 3.0 x 5mm, Guard Column Price on request 95123-904 HALO 160 Å ES-CN, 5 µm, 3.0 x 250mm Price on request 91812-422 HALO 90 Å AQ-C18, 2 µm, 2.1 x 50mm Price on request