The LLG Labware 18 mm Combination Seal, Magnetic Universal Screw Cap, Silver, Centre Hole, Butyl Red / PTFE Grey, 55° Shore A, 1.6 mm, Pack of 100 pcs is designed for secure sealing of laboratory vials. Made with a silver magnetic universal screw cap and butyl red/PTFE grey septa, it supports reliable closure for sample storage, handling and analytical workflows.
This combination seal is a practical choice for laboratories requiring magnetic screw cap closures with consistent sealing performance.
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