PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 815381.1 Silica gel 60M 0,04-0,063mm, 1kg 1 641,00 Kč 711992.100 POLYGOSIL 1000-7 C18, 100g 49 530,00 Kč C-CG160 Carbograph 1TD (60/80), 10g Price on request