Cogent Guard Column Kit with Bidentate C18 Back Catalog number: 40018-HG4 Manufacturer: MicroSolv Technology Corporation Availability: 3 weeks Price on request - + Recommended 760755.30 EC 50/3 NUCLEODUR C8Gravity, 1.8 µm 15 850,00 Kč A2000125X040 Polaris 5 C18-A 125 x 4.0mm 19 391,40 Kč A2031250X030 Polaris 3 C8-Ether 250 x 3.0mm 23 360,40 Kč