Halo 2um, 90A, ES-CN Back Catalog number: 941810-204 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91813-102 HALO 90 Å C18, 2 µm, 3.0 x 5mm, Guard Column 3pk Price on request 92811-709 HALO 90 Å PFP, 2.7 µm, 1.0 x 150mm Price on request 94900-001 HALO Guard Column Holder Price on request