Halo 2um, 90A, ES-CN Back Catalog number: 941810-204 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 97216-714 HALO 1000 Å C4, 2.7 µm, 0.3 x 150mm Price on request 91813-522 HALO 90 Å AQ-C18, 2 µm, 3.0 x 75mm Price on request 95814-602 HALO 90 Å C18, 5 µm, 4.6 x 100mm Price on request