Halo 2um, 90A, PFP Back Catalog number: 941810-209 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91812-107 HALO 90 Å RP-Amide, 2 µm, 2.1 x 5mm, Guard Column Price on request 92811-406 HALO 90 Å Phenyl-Hexyl, 2.7 µm, 1.0 x 50mm Price on request 91226-604 HALO 160 Å ES-CN, 2.7 µm, 0.3 x 100mm Price on request