Halo 3.4um, 400A, Diphenyl Back Catalog number: 943410-226 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92844-712 HALO 90 Å PAH, 2.7 µm, 4.6 x 150mm Price on request 92814-222 HALO 90 Å AQ-C18, 2.7 µm, 4.6 x 20mm Price on request 98215-411 HALO 90 Å Biphenyl, 2.7 µm, 0.5 x 50mm Price on request