Halo 5um, 90A, AQ-C18 Back Catalog number: 945810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 95813-202 HALO 90 Å C18, 5 µm, 3.0 x 20mm Price on request 91812-111 HALO 90 Å Biphenyl, 2 µm, 2.1 x 5mm, Guard Column Price on request 92714-202 HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 20mm Price on request