Description
9mm Blue Screw Cap with MSQ™ PTFE/Silicone Septum | SKU: 4400-72
The 9mm Blue Screw Cap featuring MSQ™ PTFE/Silicone septum technology delivers reliable sample integrity for autosampler vial applications in chromatography laboratories. Engineered for compatibility with standard 9mm screw thread vials, this closure system provides an optimal seal for GC and HPLC analyses, ensuring consistent performance across high-throughput workflows and sensitive analytical procedures.
- MSQ™ PTFE/Silicone septum provides excellent chemical resistance and low bleed characteristics
- 9mm screw thread design ensures secure, leak-proof closure for autosampler vials
- PTFE-faced silicone construction offers superior resealability for multiple injections
- Blue polypropylene cap allows for easy sample identification and color-coded organization
- Compatible with most major autosampler systems and standard 9mm short-thread vials
- Ideal for GC, HPLC, and LC-MS applications requiring inert sample contact surfaces






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