Description
9mm Blue Screw Cap with PTFE/Rubber Liner, Closed Top, 100-pk
These 9mm blue screw caps with closed top design provide reliable sealing for autosampler vials in HPLC, GC, and general chromatography applications. The PTFE/Rubber composite liner delivers excellent chemical resistance on the sample-contact side while the rubber backing ensures a secure, leak-proof seal, making these caps ideal for volatile sample storage and automated analysis workflows.
- 9mm thread size compatible with standard short-thread autosampler vials
- Closed top design prevents contamination and minimizes evaporation
- PTFE/Rubber liner offers chemical inertness with flexible sealing properties
- Blue polypropylene cap for easy sample identification
- Convenient 100-pack quantity for routine laboratory use
- SKU: 4000-99B
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