Halo 2.7um, 90A, AQ-C18 Back Catalog number: 942810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 93413-202 HALO 400 Å ES-C18, 3.4 µm, 3.0 x 20mm Price on request 941810-208 Halo 2um, 90A, C8 Price on request 92813-405 HALO 90 Å Penta-HILIC, 2.7 µm, 3.0 x 50mm Price on request