Halo 2um, 90A, C8 Back Catalog number: 941810-208 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 93414-302 HALO 400 Å ES-C18, 3.4 µm, 4.6 x 30mm Price on request 92712-514 HALO 1000 Å C4, 2.7 µm, 2.1 x 75mm Price on request 92814-109 HALO 90 Å PFP, 2.7 µm, 4.6 x 5mm, Guard Column 3p Price on request