LABPRO QuickFit 9-425 Open Top Ribbed Screw Cap 9mm, Red PTFE/White Silicon Septa, 10000pcs/ctn LPQV5118

LabPRO QuickFit 9-425 open-top ribbed screw caps are closure components designed for 9-425 threaded sample vials used in chromatographic and analytical workflows. The caps provide a 9 mm opening with a red PTFE / white silicon septum and are intended to seal and protect samples for applications such as GC, HPLC and general sample storage. LabPRO and authorized distributors describe these closures as chemically resistant, durable, and engineered to deliver reliable sealing performance for laboratory sample handling.

Key Features:

• Thread standard: 9-425
• Cap type: Open-top ribbed screw cap, 9 mm opening
• Septa material: Red PTFE face with white silicone layer
• Septa thickness: 1 mm
• Packaging: 10,000 pieces per carton
• Material characteristics: chemical-resistant and durable

Advantages:

• Provides reliable sealing performance to protect samples from contamination and evaporation
• Chemical-resistant construction suitable for use with a range of solvents and analytical reagents
• Ribbed design enables secure manual tightening and consistent closure torque
• Septa combination (PTFE/ silicone) allows puncture resilience with good reseal properties for autosampler use