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 92124-202 HALO 160 Å ES-C18, 2.7 µm, 4.6 x 20mm Price on request 95124-102 HALO 160 Å ES-C18, 5 µm, 4.6 x 5mm, Guard Column Price on request 95813-905 HALO 90 Å Penta-HILIC, 5 µm, 3.0 x 250mm Price on request