Polypropylene screw cap is made of high quality polypropylene, can be used to help pre-perforated septum puncture, with precise manufacturing tolerances.
Specification
Description: White PTFE/red silicone septa Cap material: polypropylene Cap type: solid Bottle cap color: black Thread: 9mm S/T Center hole: - Matching sample bottle: S2150 9mm short thread sample bottle (ND9) Packing: 1 pack (100 pcs)
Features
Material: polypropylene. 9mm S/T thread. The combined cover pad is convenient to use and prevents contamination.