Cogent Guard Column Kit with Bidentate C18 Back Catalog number: 40018-HG4 Manufacturer: MicroSolv Technology Corporation Availability: 3 weeks Price on request - + Recommended 760591.20 EC 30/2 NUCLEODUR C18Gravity-SB, 1.8 µm 723,54 € 760553.46 EC 150/4.6 NUCLEODUR HILIC, 5 µm 734,11 € A2010250X212 Polaris 5 C8-A 250 X 21.2mm 4 826,81 €