Cogent Silica-C, 50 x 2,1mm, 2.2µm Back Catalog number: 40200-05P-2 Availability: In the manufacturer's stock Price on request - + Recommended 820975-922 SB-C18, 4.0 x 80mm, HPLC Column, 5um 9 273,85 Kč A2005250X020 Polaris 3 Si 250 x 2.0mm 23 067,37 Kč 835975-914 SB-Aq Rapid Res Col 4.6 x 50mm, 3.5um 12 876,80 Kč