Natural PTFE/Natural Silicone, 0.040"

Septa are 0.035” Natural Silicone with 0.005” Natural PTFE. High quality silicone is used to ensure proper re-sealing and reduced coring. Designed for multiple injections and/or longer sample cycles, for both GC and LC applications. Absence of pigments eliminates additional sources of contamination.

Cap are high-quality durable polypropylene, with ribbed sides for ease in handling. Standard colors are yellow, blue, and black.

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