Halo 2um, 90A, AQ-C18 Back Catalog number: 941810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91813-404 HALO 90 Å ES-CN, 2 µm, 3.0 x 50mm Price on request 95810-406 HALO 90 Å Phenyl-Hexyl, 5 µm, 10.0 x 50mm Price on request 91215-402 HALO 160 Å C30, 2.7 µm, 0.5 x 50mm Price on request