This research-grade liquid transmission cell is designed for ease-of-use. Analyze non-aqueous solutions or organic liquids. BaF2 is somewhat resistant to low levels of moisture. This complete kit includes an assortment of PTFE spacers from 0.005 to 1.0 mm, a pair of BaF2 windows (1 drilled), a cell holder and has a standard Luer-Loc needle-plate. The lower IR cut-off is 782 cm¯¹.