Although a wide variety of septa is available, chemical compatibility and temperature are the most critical to the analysis. A needle temperature higher than the vial temperature setting can decompose the septum material. PTFE coated silicone and aluminum-coated silicone offer the highest temperature operating limits.
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Each product is manufactured using strict quality control standards resulting in consistent cap dimensions with septa which may be certified for higher purity grades. All our caps and septa are packed in a clean environment to ensure you receive contaminant free product every time. PerkinElmer closures are manufactured to specific tolerances that are guaranteed to fit and perform with PerkinElmer and non-PerkinElmer instruments. I. D. : 20 mm Finish: Crimp Top Cap with Septa Description: PTFE/Silicone with Aluminum Cap (silver)
|Cap and Carrier Style||Crimp Top|
|Inner Diameter||20 mm|
About 90% of all drinking water comes from surface and groundwater sources which are susceptible to pollution by the chemicals used in industry and agriculture. Laboratories today are challenged with maintaining compliance with evolving regulations, technologies, and methods. We empower this critical analysis with our GC/MS and Headspace technologies. Coupled with our support expertise, we are a trusted innovator at the forefront of drinking water testing. Have confidence in your water testing with PerkinElmer solutions.