The LLG Labware 18mm black screw caps are designed to provide a secure and reliable seal for laboratory vials and bottles. Constructed from high-quality polypropylene (PP), these caps are durable and chemically resistant. The closed-top design incorporates a septum made of butyl red and polytetrafluoroethylene (PTFE) grey, offering excellent chemical compatibility and resealability. With a hardness of 55 Shore A and a thickness of 1.6mm, these caps ensure optimal sealing performance for various laboratory applications.
Key Features:
These screw caps are essential for laboratories requiring dependable sealing solutions to maintain sample integrity and prevent contamination.
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