PoraPak Q (50/80), 20g Back Catalog number: C-2PPKQ Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended 711510.100 POLYGOSIL 100-5, 100g 365,29 € C-TNXTA Sorbent, Tenax TA, 35/60, 10g Price on request 711037.1000 POLYGOPREP 60-130, 1000g 193,51 €