Black Preassembled Screw-Thread Open-Hole Vial Cap And Septum, 13-425 Thread (CAT#: STEM-AL-7778-ZJF)

The vial cap and septum is intended for sealing chromatography sample and headspace vials. It is designed to form a closure and pierceable sealing interface on compatible vials. The construction uses PTFE, Silicone for the stated configuration. Available configurations are defined by the listed capacities, dimensions, closure formats, materials, or operating limits. The component is intended to maintain reliable sample handling or fluid-path performance within its analytical role. It can be integrated with compatible laboratory equipment through the specified physical connection or container format. The design emphasizes repeatable fit, sealing, filtration, transfer, or positioning as appropriate to the product category. Overall, the product provides a dedicated solution for sealing chromatography sample and headspace vials.

Material: PTFE, Silicone
Color: Black
Thread/Closure Standard: 13-425
Closure Type: Screw-Thread/Open-Hole

Preassembled Closure
Open-Hole Closure
Secure Vial Sealing
Septum Piercing Compatibility
Chromatography Autosampler Compatibility
Chemical-Contact Barrier
Repeatable Closure Fit
Sample Containment