Halo 2um, 90A, ES-CN Back Catalog number: 941810-204 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91813-622 HALO 90 Å AQ-C18, 2 µm, 3.0 x 100mm Price on request 821725-913 Poroshell 120,UHPLC Guard,EC-C8,2.1mm 671,47 € 95813-101 HALO 90 Å HILIC, 5 µm, 3.0 x 5mm, Guard Column 3p Price on request