The cap is made of high-quality polypropylene, and the septum is made of high-quality materials, which is suitable for bayonet bottles and has good sealing performance.
Specification
Description: Blue PTFE/white silicone septa Cap material: polypropylene Cap type: open Bottle cap color: black Thread: 8-425 Center hole diameter: 5.5mm Matching sample bottle: S2141 8-425 small mouth screw bottle (ND8) Packing: 1 pack (100 pcs)
Features
● 8-425 thread; ● Pre-assembled with spacers; ● The combined cover pad is convenient to use and prevents pollution; ● All pre-cut septa are "-" openings;