10-425mm White, Polypropylene Open Hole Cap 5310-10W(100)

Screw Thread Closures (10-425mm)Larger opening provides increased target area for needle penetration.

Closures are ideal for autosamplers requiring closures to support or hang in vial tray (Hitachi, Jasco, Shimadzu).

Available in a wide assortment of colors.

The Top Seal™ closure with a 10mil molded septa allows for easy needle penetration and is inert to most solvents.

The one piece design saves time by eliminating the process of assembling liners in the closures.