HALO 90 Å RP-Amide, 2.7 µm, 2.1 x 100mm Back Catalog number: 92812-607 Manufacturer: Advanced Materials Technology Availability: 2 weeks Price on request - + Recommended 92122-702 HALO 160 Å ES-C18, 2.7 µm, 2.1 x 150mm Price on request 91813-308 HALO 90 Å C8, 2 µm, 3.0 x 30mm Price on request 91812-108 HALO 90 Å C8, 2 µm, 2.1 x 5mm, Guard Column 3pk Price on request