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Selectable 1D or 2D GC-MS System with Valve-less Flow Switching Device and Simultaneous Detection for Trace Analysis of Complex Samples

Identification of important trace components in complex samples like natural products and petroleum fractions can be challenging. Simultaneous detection with a selective detector or olfactory and MS can help ...

Resource - Susan Gilbert - 30th Sep 2011 - 0 comments

Screening of Flavor Volatiles in Exhaled Breath after Food Mastication Utilizing PDMS Foam Tubes, TDU Thermal Desorption and GC-TOFMS

Customer is interested in measuring flavour release characteristics of cream cheese after samples have been tasted. The analytical technique under investigation consists of screening volatiles from exhaled b ...

Resource - Susan Gilbert - 27th Sep 2011 - 0 comments

Screening of Food Volatiles in Exhaled Breath Utilizing PDMS Foam Tubes and TDU Thermal Desorption

Customer is interested in screening the volatiles from exhaled breath utilizing PDMS foam TDU tubes and thermal desorption. The current method involves chewing the sample, exhaling the volatiles into a glass ...

Resource - Susan Gilbert - 27th Sep 2011 - 0 comments

Elimination of Non-Volatile Sample Matrix Components After GC Injection using a Thermal Desorber and Microvial Inserts

GC analysis of complex sample types containing non-volatile materials normally requires extensive sample preparation and cleanup prior to injection to eliminate the interference from non-volatile components. ...

Resource - Susan Gilbert - 13th Sep 2011 - 0 comments

Automated QuEChERS Extraction for the Determination of Pesticide Residues in Foods using Gas Chromatography/Mass Spectrometry

One of the most important aspects of reducing pesticide exposure is monitoring of pesticide residues in foods. A number of analytical methods have been developed, many of them based on traditional liquid-liq ...

Resource - Susan Gilbert - 13th Sep 2011 - 0 comments

Volatile Organic Compounds in Every Day Food

Volatile Organic Compounds (VOCs) have been analyzed in drinking water and pharmaceuticals extensively in recent years. Now VOCs in food products have become a major interest among researchers. By utilizing ...

Resource - Susan Gilbert - 28th Jun 2011 - 0 comments

Flavor Profiling of Different Olive Oils with Racidity-Monitoring by Thermal Extraction GC/MS

Flavor is an important quality criterion for virgin olive oils. The identification of the compounds causing the flavour or off-flavour therefore is the key for quality control. Their analysis in olive oils us ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Flavor Profiling of Different Olive Oils with Rancidity-Monitoring by Thermal Extraction GC/MS

Flavor is an important quality criterion for virgin olive oils. The identification of the compounds causing the flavour or off-flavour therefore is the key for quality control. Their analysis in olive oils us ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Multi-Residue Analysis of Pesticides in Samples of Lettuce and Peas Using Large Volume-Difficult Matrix Introduction-Gas Chromatography-Mass Spectrometry (LV-DMI-GC-MS)

Ethyl acetate is widely used as a solvent for the multi-residue extraction of pesticides from foods because it provides acceptable recovery over a wide range of polarity. Prior to GC analysis of the extracts ...

Resource - Susan Gilbert - 18th Apr 2011 - 0 comments

The Measurement of Free and Total Peppermint Oil in a Yeast-based Micro-encapsulation System

Fluid Technologies' Micap™ is a yeast-based micro-encapsulation system for volatile food flavours and other components including pesticides and pharmaceuticals. The yeast used for encapsulation is grown conti ...

Resource - Susan Gilbert - 18th Apr 2011 - 0 comments