Halo 2um, 90A, PFP Back Catalog number: 941810-209 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 91812-102 HALO 90 Å C18, 2 µm, 2.1 x 5mm, Guard Column 3pk Price on request 699770-902T Poroshell 120 EC-C18,2.1x 50mm,4um,T 590,17 € 92811-608 HALO 90 Å C8, 2.7 µm, 1.0 x 100mm Price on request