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 92813-511 HALO 90 Å Biphenyl, 2.7 µm, 3.0 x 75mm Price on request 95812-122 HALO 90 Å AQ-C18, 5 µm, 2.1 x 5mm, Guard Column 3 Price on request 95813-606 HALO 90 Å Phenyl-Hexyl, 5 µm, 3.0 x 100mm Price on request