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 760448.40 EC 150/4 NUCLEODUR PFP, 3 µm 20 540,00 Kč 760468.20 EC 150/2 NUCLEODUR PolarTec, 1.8 µm 20 280,00 Kč 720022.40 EC 250/4 NUCLEOSIL 100-10 C8 11 700,00 Kč