Halo 2.7um, 90A, C18 Back Catalog number: 942810-202 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92122-402 HALO 160 Å ES-C18, 2.7 µm, 2.1 x 50mm Price on request 91813-322 HALO 90 Å AQ-C18, 2 µm, 3.0 x 30mm Price on request 95813-122 HALO 90 Å AQ-C18, 5 µm, 3.0 x 5mm, Guard Column 3 Price on request