Closure, Screw Thread, 13-425

Available in a wide assortment of colors and designed for use with Shimadzu, Spectra-Physics, Varian and other autosamplers. The Top Seal™ closure with a 0.010” molded septa allows for easy needle penetration and is inert to most solvents. The one-piece design saves time by eliminating liners in the closures.