The LLG Labware 15 mm Combination Seal, PP Screw Cap, Black, Closed Top, 15-425 Thread, Butyl Red / PTFE Grey, 55° Shore A, 1.6 mm, Pack of 100 pcs is designed for secure sealing of compatible laboratory vials. Made with a black polypropylene screw cap and butyl red/PTFE grey septa, it supports reliable sample storage, handling and analytical workflows.
Key Features:
This combination seal is a practical choice for laboratories requiring dependable closed top screw cap vial closures with consistent sealing performance.
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