PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 730603 Chromab. sorbent NH2, 100g 8 814,00 Kč 711029.1000 POLYGOPREP 1000-50 C18, 1000g 76 180,00 Kč 711022.1000 POLYGOPREP 300-12 C4, 1000g 87 360,00 Kč