Cogent Silica-C, 50 x 2,1mm, 4µm Back Catalog number: 40000-05P-2 Availability: In the manufacturer's stock Price on request - + Recommended 760313.46 EC 100/4.6 NUCLEODUR C18 HTec, 5 µm 648,22 € A8060250X046 SepTech ST60-10 C18 250 x 4.6mm 346,58 € 760476.46 EC 100/4.6 NUCLEODUR PolarTec, 3 µm 798,17 €