Septa, Ready to Ship
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Septa for crimp caps, N 20
MACHEREY-NAGELSingle septa for all 20 mm crimp caps from MACHEREY-NAGEL Butyl / PTFE: temperature resistant: –40 °C / +120 °C, medium analytical purity, medium coring, medium hard to penetrate, resealability medium Silicone / PTFE: temperature resistant: –60 °C / +200 °C high…
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3 Layer Septa
HamiltonThree Layer Septa is made of preconditioned silicone rubber and is 3.81 mm (0.150 in.) thick. The average life of these septa is up to 100 injections with a 26s gauge needle. The maximum operating temperature is 200° C. Preconditioned silicone rubber septa, 3.81 mm (0.15“) thick …
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Butyl stoppers can be used when PTFE is not required. Butyl/PTFE septa are an economical choice with low background peaks. Molded PTFE/butyl septa offer the tightest seal of all PTFE items, as well as low background peaks. PTFE/silicone septa are excel
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MicroLiter septa for 16mm Screwthread Headspace Vials are constructed of PTFE, PTFE/butyl, or PTFE/silicone to suit a variety of chromatography applications.
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Butyl Gray Headspace Vial Septa
National ScientificFor 20 mm vials Temperature range: 40° to 120°C Does not provide PTFE barrier Not suitable for alkalines, benezene, chlorinated solvents or cyclohexane
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Standard quality GC injection port septa
MACHEREY-NAGELGC injection port septa Standard quality Septum grade: Standard septa (ST) Material: beige silicone Thickness: 4 mm Hardness: 60° shore A Septum grade: High temperature septa (HT) Material: red non-bleeding silicone Thickness: 3 mm Hardness: 60° shore A …