HALO Guard Column Holder Back Catalog number: 94900-001 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 693975-305 Poroshell 120,EC-CN,3.0x150mm,2.7um 992,19 € 95814-207 HALO 90 Å RP-Amide, 5 µm, 4.6 x 20mm Price on request 699770-906T Poroshell 120 EC-C8,2.1x 50mm,4um,T 603,47 €