Halo 5um, 90A, PFP Back Catalog number: 945810-209 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 94315-402 HALO 400 Å ES-C18, 3.4 µm, 0.5 x 50mm Price on request 93413-402 HALO 400 Å ES-C18, 3.4 µm, 3.0 x 50mm Price on request 92121-604 HALO 160 Å ES-CN, 2.7 µm, 1.0 x 100mm Price on request