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 720231.40 EC 250/4 NUCLEOSIL 100-5 C18MPN 797,48 € A3041050X030 Pursuit 3 Diphenyl 50 x 3.0mm 618,40 € 79925SB-584 LiChrospher 60 RP-select B 5um 250x4mm 1 066,18 €