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Suitable for conveniently introducing the sample without causing the system to leak. Improper septa decompose under the high-temperature conditions of capillary inlets causing baseline disruption and ghost peaks in a chromatogram.
MicroLiter septa for 9mm Screwthread Autosampler Vials are constructed with a wide array of chemical compatibilities to suit a variety of chromatography applications.
Septa, PTFE/Silicone have been used to seal the headspace vial in the determination of methylene chloride in urine samples by solid-phase microextraction technique combined with gas chromatography.
Sun-SRI provides high quality vials, caps, seals, septa, and closures to meet or exceed original manufacturer's equipment specifications and optimize efficiencies in the laboratory.