2019/3/18 · One possibility of silicone septa contamination relates to diffusion through the headspace, as characterized in Figure 3b and c, where the septum was punctured once by the 10-μL syringe needle with a 250-μL aliquot of hexane sealed in the vial.
Qualification of Headspace High Performance Septa by Headspace GC/MS Technical Overview Introduction Headspace (HS) coupled with gas chromatography (GC) provides quantitative and qualitative information about the volatile components that are present in
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Headspace Silicone Convenience Kit contains everything you need to run Gas Chromatography. 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.
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Best prices available on 20mm Crimp Top Headspace Vials and Caps for HPLC, GC, MS instrumentation & applications. Buy now! 20mm Blue Bimetal Magnetic crimp cap with Blue Silicone/Clear PTFE septa Ultra Low Bleed (ULB) (0.125" Thickness)
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Shop a large selection of Autosampler Vial Caps and Closures products and learn more about Thermo Scientific National Headspace 20mm Crimp Seals with Septa Description 20mm Crimp seals with prefitted septa for headspace vials Seals with pre-inserted
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UltraClean silicone/PTFE septa are optimized for gas chromatography and headspace analysis Constructed with silicone/PTFE septa 2-mL size ideal for chromatography applications MORE + PRODUCT OPTIONS See All 26 Items in this Product Family $508.00
