HALO 160 Å ES-C18, 2.7 µm, 1.0 x 250mm Back Catalog number: 92121-902 Manufacturer: Advanced Materials Technology Availability: 2 weeks Price on request - + Recommended 92814-522 HALO 90 Å AQ-C18, 2.7 µm, 4.6 x 75mm Price on request 941810-207 Halo 2um, 90A, RP-Amide Price on request 92814-211 HALO 90 Å Biphenyl, 2.7 µm, 4.6 x 20mm Price on request