Shop › 820605 - Membrane, 25 mm, PTFE for Phase Separation and Debubblers, 10-pk 820605 - Membrane, 25 mm, PTFE for Phase Separation and Debubblers, 10-pk $381.57 FIAlab PN 820605 FIAlab PN 820605 Add To Cart Added! You Might Also Like 79165 - Lachat Adaption Kit (For QuikChem Series) $35.04 71011 - Ion Exchange Column for MTB Sulfate $381.57 820607 - Membrane, 25 mm, PTFE for Gas Diffusion, 12-pk $117.98 41220 - Pressure Lever Cassette/Cartridge for FIAlyzer-1000 Peristaltic Pump $183.88 17047 - Bulb for HL-2000-LL $224.26