Obelisc R Guard Column, 10 x 2,1mm, 5µm, pk/2 Back Catalog number: OR-21.G.0510 Manufacturer: SIELC Technologies Availability: 2 weeks Price on request - + Recommended CP27836 OmniSpher 5 C18 150 x 2.0mm 660,56 € 762566.210 VP 250/21 NUCLEODUR C18 HTec, 7 µm 2 214,09 € A2001050X020 Polaris 3 C18-A 50 x 2.0mm 577,66 €