Halo 5um, 90A, AQ-C18 Back Catalog number: 945810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92711-426 HALO 1000 Å Diphenyl, 2.7 µm, 1.0 x 50mm Price on request 93414-314 HALO 400 Å C4, 3.4 µm, 4.6 x 30mm Price on request 91813-422 HALO 90 Å AQ-C18, 2 µm, 3.0 x 50mm Price on request