Halo 2.7um, 90A, PFP Back Catalog number: 942810-209 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 95812-522 HALO 90 Å AQ-C18, 5 µm, 2.1 x 75mm Price on request 92714-202 HALO 1000 Å ES-C18, 2.7 µm, 4.6 x 20mm Price on request 92122-602 HALO 160 Å ES-C18, 2.7 µm, 2.1 x 100mm Price on request