Cogent Silica-C, 50 x 2,1mm, 4µm Back Catalog number: 40000-05P-2 Availability: In the manufacturer's stock Price on request - + Recommended 821975-902 SB-C18 Crt 4.6x15mm 1.8um 9 299,71 Kč 79494 PRP-1 Prep Kit (2 Columns) Price on request 861753-902 SB-C18, 2.1x100mm 3.5um 17 812,87 Kč