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 79150 - Flow Cell Window Replacement Kit: 6 Teflon seals and 2 silica flow cell windows $103.10 71010 - Cadmium Column for Nitrate Reduction $337.13 17047 - Bulb for HL-2000-LL $224.26 41220 - Pressure Lever Cassette/Cartridge for FIAlyzer-1000 Peristaltic Pump $183.88 71015 - Cadmium Column for Nitrate Reduction (Package of two, second one 25% off) $589.98