Halo 2um, 90A, Penta-HILIC Back Catalog number: 941810-205 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91813-411 HALO 90 Å Biphenyl, 2 µm, 3.0 x 50mm Price on request 941810-204 Halo 2um, 90A, ES-CN Price on request 91812-309 HALO 90 Å PFP, 2 µm, 2.1 x 30mm Price on request