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 91823-416 HALO 90 Å LPH-C18, 2.0 µm, 3.0 X 50mm Price on request 699975-906K Poroshell 120 EC-C8,4.6x50mm,2.7um,MVK 2 277,52 € 91812-104 HALO 90 Å ES-CN, 2 µm, 2.1 x 5mm, Guard Column 3p Price on request