Halo 2.7um, 90A, PFP Back Catalog number: 942810-209 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92812-117 HALO 90A PCS C18, 2.7um Guard Column 2.1mm x 5mm Price on request 91225-704 HALO 160 Å ES-CN, 2.7 µm, 0.5 x 150mm Price on request 91226-402 HALO 160 Å ES-C18, 2.7 µm, 0.3 x 50mm Price on request