Polypropylene screw cap is made of high quality polypropylene, can be used to help pre-perforated septum puncture, with precise manufacturing tolerances.
Specification
Description: Natural PTFE/white silicone septa Bottle cap type: solid cap Bottle cap color: black Thread: 15-425 Cover and pad diameter: 14.5mm Septum thickness: 1mm Matching sample bottle: S2187 sample bottle Packing: 1 pack (100 pcs)
Features
Cap Type: closed top; Assembled Caps and Septa are easy for using and minimize contamination from handling;