Polypropylene Hole Caps for Chromatography Vials manufactured by Qorpak are supplied with a variety of septa. Caps with PTFE/Silicone/PTFE Septa are good for multiple injections. These septa have PTFE resistance until punctured, then the septa will have silicone compatibility with PTFE/Silicone Septa resist coring and provide great resealability. Caps with PTFE/Red Rubber Septa are economical and the PTFE facing provides a good barrier from product contact.
Specification
Style: Hole Cap with PTFE/Silicone Septa Color: Green Material: Polypropylene Qty: each Neck Finish: 24-414 Packaging: Bulk
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11mm Blue LDPE Snap Top Cap With PTFE/Red Rubber Septa, Case of 1,000, Qorpak (CAT#: STEM-SPL-1390-LC)