Polypropylene screw cap is made of high quality polypropylene, can be used to help pre-perforated septum puncture, with precise manufacturing tolerances.
Specification
Description: Benz pre-opened, red PTFE/white silicone septum Cap material: polypropylene Cap type: open Cap color: blue Thread: 9mm S/T Center hole: 6mm 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.