Guard Holder for 1mm, 2mm, 3mm, 4,6mm columns Back Catalog number: GCH01S Availability: In the manufacturer's stock Price on request - + Recommended 720094.40 EC 250/4 NUCLEOSIL Anion II 786,47 € 760433.30 EC 50/3 NUCLEODUR PFP, 1.8 µm 708,86 € 761910.30 EC 4/3 NUCLEODUR C18 ISIS, 1.8 µm 156,26 €