Cogent Guard Column Kit with Bidentate C18 Back Catalog number: 40018-HG4 Manufacturer: MicroSolv Technology Corporation Availability: 3 weeks Price on request - + Recommended 821700-902 SB-C18 Crt 2.1x15mm 1.8um 355,39 € 720057.40 EC 250/4 NUCLEOSIL 120-7 CN 475,32 € 762556.320 VP 250/32 NUCLEODUR C18 HTec, 5 µm 5 048,95 €