HALO 90 Å RP-Amide, 2 µm, 2.1 x 100mm Back Catalog number: 91812-607 Manufacturer: Advanced Materials Technology Availability: 2 weeks Price on request - + Recommended 91812-222 HALO 90 Å AQ-C18, 2 µm, 2.1 x 20mm Price on request 92814-108 HALO 90 Å C8, 2.7 µm, 4.6 x 5mm, Guard Column 3pk Price on request 95810-604 HALO 90 Å ES-CN, 5 µm, 10.0 x 100mm Price on request