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n-hexane and vial septa – Chromatography Forum Feb 16, 2009 · We use n-hexane as solvent to inject FAMEs into our Rtx 2330 column and I wonder if the solvent is affecting the (good quality; Thermogreen-Lb2) septa of our vials, since there appears to carry an increasing amount of contaminants in succesive injections, even when running n-hexane alone (no analytes). Has anyone had similar experiences?. How to Diagnose GC Septum Bleed Contamination – Restek The bleed from either se...

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Vials, Caps & Septa – Chromatography Forum 网页2012年9月16日 · Vials, Caps & Septa. Recently we have observed that few times the sample when injected from a particual vial is giving different area than the same solution when refilled in a different vial. The 1st vial repeatedly gives the same area even on changing the cap & septa, injection by removing both caps & septa, injection by Common use hplc vial septa manufacturer 网页Home » News » Vials Septa » Common use ...

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