LABPRO QuickFit 9-425 Open Top Ribbed Screw Cap 9mm, Red PTFE/White Silicon/Red PTFE Septa,10000pcs/ctn LPQV5119

Open-top ribbed screw caps designed for 9-425 vials provide secure, leak-resistant closure for chromatographic and general sample storage applications. Caps feature a 9 mm opening with stacked septa composed of red PTFE / white silicone / red PTFE to maintain chemical compatibility and a reliable seal. These closures are intended for use in GC, HPLC and general analytical sample preparation and storage where durable, chemically resistant sealing is required.

Key Features:

• Cap type: Open top, ribbed screw cap
• Opening diameter: 9 mm
• Septa construction: Red PTFE / White silicon / Red PTFE (stacked septa)
• Pack quantity: 10,000 pieces per carton
• Designed for: 9-425 screw-thread vials (QuickFit series)

Advantages:

• Chemical-resistant materials (PTFE and silicone) provide broad compatibility with common solvents and samples
• Ribbed design enables easier manual handling and secure tightening
• Stacked PTFE–silicone–PTFE septa deliver consistent sealing performance and reduced risk of sample contamination
• High-volume packaging (10,000 pcs/ctn) supports large-scale laboratory workflows and inventory efficiency