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 92713-126 HALO 1000 Å Diphenyl, 2.7 µm, 3.0 x 5mm, Guard Co Price on request 92124-704 HALO 160 Å ES-CN, 2.7 µm, 4.6 x 150mm Price on request 91812-104 HALO 90 Å ES-CN, 2 µm, 2.1 x 5mm, Guard Column 3p Price on request