Search: Multi-Dimensional GC

Results 1 - 10 of 13

Results

Determination of Trace Components Using a Selectable 1D/2D GC-MS System based on Capillary Flow Technology and Heart-Cut Fraction Collection

Identification of important trace components in complex samples like fragrances, natural products, petroleum fractions or polymers can be challenging. Achieving the mass on column and resolution necessary to ...

Resource - Susan Gilbert - 6th Jan 2011 - 0 comments

New Developments in Multidimensional Capillary Gas Chromatography

Multi-dimensional capillary gas chromatography has been used for many years to aid in the determination of trace impurities in relatively pure products, to isolate analytes from complex matrices, and to impro ...

Resource - Susan Gilbert - 6th Jan 2011 - 0 comments

Rapid Multidimensional GC Analysis of Trace Drugs in Complex Matrices

Reduction in analysis time is an important goal for easing the burden of large sample sets associated with routine screening of blood samples and sample sets produced from drug metabolism studies. This study ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

A Selectable Single or Multi-dimensional GC System with Heart-Cut Fraction Collection and Dual Detection for Trace Analysis of Complex Samples

This article gives an overview of the different methods used in a laboratory for the qualitative and quantitative determination of suspected allergens in different matrices. Samples are divided into four cat ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Applications of Mass Flow Controlled Multi Column Switching in On-Line Capillary GC/MS

The separation and analysis of low concentrations of organic compounds in complex sample matrices, such as petroleum products, waste and drinking water, food, beverages and pharmaceutical products is a rather ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Applications of Multi Column Switching Capillary GC-MS in Identification of Trace Impurities in Industrial Products

The separation and identification of trace components in industrial products is a well-known analytical problem, particularly if they elute in low concentrations close to the major component. Current methods ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Simultaneous Nitrogen, Sulfur, and Mass Spectrometric Analysis after Multi-Column Switching of Complex Whiskey Flavour Extracts

Interesting odour active fractions of great complexity can be obtained from whiskies by high efficiency fractional distillation using the combined azeotropic behaviour of the compounds of interest and the dom ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Identification of Fatty Acid Methyl Esters as Minor Components in Fish Oil by Multidimensional GC-MSD: New Furan Fatty Acids

The separation and analysis of very low concentrated furan fatty acids and other minor component fatty acids in complex sample matrices, such as fish oil or lipids derived from liver and testes, require sever ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Identification of Furan Fatty Acids as Minor Components of Human Lipids by Multidimensional GC-MSD

The fatty acid composition of plasma, red blood cells and platelets were investigated. Human milk was analyzed and the fatty acid composition compared to cow’s milk. After lipid extraction and transesterifica ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments

Identification of Furan Fatty Acids in Nutritional Oils and Fats by Multidimensional GC-MSD

Identification of furan fatty acids as minor components in oils and fats require several pre-analytical separation steps in order to obtain sufficient resolution and sensitivity in single column gas chromatog ...

Resource - Susan Gilbert - 9th Sep 2010 - 0 comments