2005年10月7日 · In order to improve the detailed PIONA analysis of a heavy naphtha, a multidimensional approach is proposed. It is based on the fractionation by an olefin trap of the …

blending feedstock, and straight-run naphtha were quan-titatively analyzed using an Agilent 6820 gas chromato-graph equipped with a flame ionization detector and a single polar capillary …

2012年2月24日 · A few oxygenated species contained in a direct coal liquefaction naphtha could be identified by GC–ToF/MS. The limitations consisting essentially on the presence of …

Objective: To determine the component of naphtha from Acorus tatarinowii Schott.which can pass through the blood-brain barrier. Methods: Naphtha in rat brain was analyzed by GC-MS after …

2023年4月20日 · Gas chromatography (GC) is considered to be the most appropriate method for determining the detailed molecular composition of naphtha fractions . The sample is injected …

2022年3月1日 · The comparative result for naphtha (N9) shows once more that the GC × GC − FID technique has a greater peak capacity for separation compared with one-dimensional GC …

DHA should be developed with the use of GC–MS analysis, which ensures the identification of all sample components. The DHA with the use of GC–FID is based on the identification of sample …

2005年1月1日 · To improve the detailed paraffin, isoparaffin, olefin, naphthene, aromatic analysis of a heavy naphtha, a multidimensional approach was proposed, which is based on the …

2001年10月27日 · Quantitative analysis of naphtha samples is demonstrated using comprehensive two-dimensional gas chromatography (GC × GC) and chemometrics. This …

Quantitative analysis of naphtha samples is demonstrated using comprehensive two-dimensional gas chromatography (GC × GC) and chemometrics. This work is aimed at providing a GC …