LLG Screw Caps, N-13 size, are designed for use in laboratory and industrial applications where secure sealing is essential. Made from black polypropylene (PP), these caps feature a closed design with a hole for easy piercing. The septa is made of PTFE red with silicone white PTFE red layers, providing excellent chemical resistance and ensuring a tight seal. With a hardness of 45 Shore A and a thickness of 10mm, these caps are ideal for protecting contents from contamination or leakage.
Key Features:
These screw caps provide a secure and reliable seal, making them ideal for a variety of lab applications requiring a durable and chemically resistant closure.
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