PoraPak N (50/80), 20g Back Catalog number: C-2PPKN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 5610-2132 VL QuEChERS SPE 2ml, Fruits/Veg, AOAC 83,08 € 711300.10 POLYGOSIL 60-5 C8, 10g 217,41 € 711015.100 POLYGOPREP 60-12 CN, 100g 246,97 €