Shop › 41231 - Pressure Lever Cassette/Cartridge for FIAlyzer-FLEX Peristaltic Pump 41231 - Pressure Lever Cassette/Cartridge for FIAlyzer-FLEX Peristaltic Pump $162.01 FIAlab PN 41231 FIAlab PN 41231 Quantity: Add To Cart Added! You Might Also Like 24055 - 4-Way Manual Switching Valve with Diagonal Flow $215.67 17047 - Bulb for HL-2000-LL $217.73 71010 - Cadmium Column for Nitrate Reduction $306.48 71015 - Cadmium Column for Nitrate Reduction (Package of two, second one 25% off) $536.34 820607 - Membrane, 25 mm, PTFE for Gas Diffusion, 12-pk $91.84