The LLG Screw Caps N 9 are precision-engineered for use in chromatography and analytical sample handling. Made from durable blue polypropylene (PP), each cap features a center hole and a triple-layered septum—PTFE red/Silicone white/PTFE red—for superior chemical resistance and tight sealing. With a hardness of 45° Shore A and a 1.0 mm thickness, these caps provide exceptional resealability and performance under demanding lab conditions. Compatible with N 9 thread vials and autosamplers, they are supplied in a convenient pack of 100.
Key Features:
These LLG N 9 screw caps ensure tight, chemical-resistant sealing, making them ideal for laboratories working with volatile or sensitive samples.
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