Closed top, linerless screw thread caps. Made of Polypropylene Economical, one-piece construction Unique design provides exceptional sealing properties Color: Natural GPI finish: 15-415 Autoclavable

Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

Caps are designed to fit GL 45 threaded ware. Autoclavable Solid top polypropylene Cap colors available in blue, white, orange, gray, green, or pink High-temperature version with red cap available