PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 711560.10 POLYGOSIL 100-5 C18, 10g 5 356,00 Kč 730652 Chromab. sorbent C2, 100g 7 098,00 Kč 711992.100 POLYGOSIL 1000-7 C18, 100g 49 530,00 Kč