Preparation and characterization of stationary phase gradients on C8 liquid chromatography columns

•Formed stable, reproducible C8 stationary phase gradients on commercial columns.•Showed radial homogeneity within gradient columns.•Demonstrated control of gradient shape by adjusting infusion program.•Successfully separated nicotine metabolites and alkaloids. Continuous C8 stationary phase gradien...

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Veröffentlicht in:	Journal of Chromatography A 2024-07, Vol.1727, p.464974, Article 464974
Hauptverfasser:	Cecil, Thomas, Bautista, Judith, Collinson, Maryanne M., Rutan, Sarah C.
Format:	Artikel
Sprache:	eng
Schlagworte:	acetonitrile Acetonitriles - chemistry carbon chemical species Chromatography, High Pressure Liquid - methods Chromatography, Liquid - methods cleavage (chemistry) Continuous stationary phase gradients Controlled rate infusion liquid chromatography Mixed mode stationary phases Nicotine Nicotine - analysis polyethylene Reproducibility of Results silica Silicon Dioxide - chemistry Siloxanes - chemistry Thermogravimetry Trifluoroacetic Acid - chemistry Water - chemistry
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