Halo 2um, 90A, AQ-C18 Back Catalog number: 941810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92714-614 HALO 1000 Å C4, 2.7 µm, 4.6 x 100mm Price on request 91812-122 HALO 90 Å AQ-C18, 2 µm, 2.1 x 5mm, Guard Column 3 Price on request 92714-926 HALO 1000 Å Diphenyl, 2.7 µm, 4.6 x 250mm Price on request