Column Outlet, Long Tip, Reusable,direct transfer Back Catalog number: 13460 Availability: In the manufacturer's stock Price on request - + Recommended 730505 Chromab. columns XTR, 30mL, 4500mg 80,33 € 730238G Chromab. columns Florisil, 6mL, 500mg 221,64 € 730250 Chromab. columns Alox N, 45mL, 4000mg 134,56 €