This research-grade liquid transmission cell is designed for ease-of-use. Analyze aqueous solutions or organic liquids. ZnSe is susceptible to attack by strong acids and bases, as well as zinc-complexing agents like EDTA. This complete kit includes an assortment of PTFE spacers from 0.005 to 1.0 mm, a pair of ZnSe windows (1 drilled), a cell holder and has a standard Luer-Loc needle-plate. The IR cut-off is at 500 cm¯¹.