9mm Screw Caps with Red Silicone/White PTFE Septa, 100-pk (6ASC9RT1R)

These 9mm screw caps are engineered for reliable sealing in autosampler vials used across chromatography applications, including HPLC and GC analysis. The red polypropylene closure paired with a red silicone/white PTFE composite septum delivers excellent chemical resistance and consistent puncture performance, making them ideal for routine analytical workflows in pharmaceutical, environmental, and quality control laboratories.

• Septum Composition: Red silicone/white PTFE provides optimal resealability with PTFE contact surface for chemical inertness
• Cap Material: Red polypropylene construction offers durability and easy sample identification
• Thread Size: Standard 9mm screw thread compatible with most major autosampler vial brands
• Quantity: 100 caps per package for efficient laboratory inventory management
• Applications: Suitable for HPLC, GC, and general chromatography sample preparation
• SKU: 6ASC9RT1R