PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 711330.100 POLYGOSIL 60-5 C18, 100g 44 850,00 Kč 730601 Chromab. sorbent C8, 100g 7 098,00 Kč 711008.100 POLYGOPREP 60-20 C8, 100g 5 122,00 Kč