Halo 5um, 90A, AQ-C18 Back Catalog number: 945810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 97215-614 HALO 1000 Å C4, 2.7 µm, 0.5 x 100mm Price on request 92814-502 HALO 90 Å C18, 2.7 µm, 4.6 x 75mm Price on request 92114-730 HALO 160 Å C30, 2.7 µm, 4.6 x 150mm Price on request