Halo 5um, 90A, ES-CN Back Catalog number: 945810-204 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92812-709 HALO 90 Å PFP, 2.7 µm, 2.1 x 150mm Price on request 95813-304 HALO 90 Å ES-CN, 5 µm, 3.0 x 30mm Price on request 91122-102 HALO 160 Å ES-C18, 2 µm, 2.1 x 5mm, Guard Column Price on request