Cogent Silica-C, 50 x 2,1mm, 4µm Back Catalog number: 40000-05P-2 Availability: In the manufacturer's stock Price on request - + Recommended A2011100X046 Polaris 3 C8-A 100 x 4.6mm 819,37 € 761980.20 EC 4/2 NUCLEODUR PolarTec, 1.8 µm 156,23 € A2011MG2 MetaGuard 2.0mm Polaris C8-A 3u 382,31 €