Cogent Guard Column Kit with Bidentate C18 Back Catalog number: 40018-HG4 Manufacturer: MicroSolv Technology Corporation Availability: 3 weeks Price on request - + Recommended A2002250X500 Polaris 10u C18-A 250 x 50.0mm 366 157,26 Kč 720296.40 EC 125/4 NUCLEOSIL 100-5 C18 HD 16 770,00 Kč 760415.30 EC 100/3 NUCLEODUR C18 Isis, 5 µm 16 380,00 Kč