PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 730651 Chromab. sorbent C4, 100g 7 098,00 Kč 711600.10 POLYGOSIL 300-7, 10g 1 989,00 Kč 711420.10 POLYGOSIL 60-5 N(CH3)2, 10g 5 356,00 Kč