Shop › 79166 - Flow Cell Window Replacement Kit: 2 Teflon seals, 2 o-rings, 2 silica flow cell windows 79166 - Flow Cell Window Replacement Kit: 2 Teflon seals, 2 o-rings, 2 silica flow cell windows $103.10 FIAlab PN 791662 Teflon seals, 2 o-rings, 2 silica flow cell windows FIAlab PN 791662 Teflon seals, 2 o-rings, 2 silica flow cell windows Add To Cart Added! You Might Also Like 79153 - Flow Cell Window Replacement Kit: 6 Teflon seals, 2 SMA connectors, 2 jam nuts, 2 silica flow cell windows $177.50 41231 - Pressure Lever Cassette/Cartridge for FIAlyzer-FLEX Peristaltic Pump $166.87 17047 - Bulb for HL-2000-LL $224.26 820605 - Membrane, 25 mm, PTFE for Phase Separation and Debubblers, 10-pk $381.57 820607 - Membrane, 25 mm, PTFE for Gas Diffusion, 12-pk $117.98