Search: GERSTEL TDU, Food

6 results

Results

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

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

Multi-Residue Method for the Determination of Five Groups of Pesticides in Non-Fatty Food Samples by Dual Stir Bar Sorptive Extraction (Dual SBSE) and Thermal Desorption GC-MS

A multi-residue method for determination of five groups of 85 pesticides – organ chlorine, carbonate, organ phosphorous, parathyroid and others – in non-fatty food, e.g. vegetables, fruits and green tea is de ...

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

Multi-Residue Method for Determination of 85 Pesticides in Vegetables, Fruits and Green Tea by Stir Bar Sorptive Extraction and Thermal Desorption GC-MS

A multi-residue method to determine five groups of 85 pesticides – chlorinated, carbamate, phosphorous, pyrethroid and others – in vegetables, fruits and green tea has been developed using stir bar sorptive e ...

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

Automated Dynamic Headspace Sampling of Aqueous Samples Using Replaceable Adsorbent Traps

Static (equilibrium) headspace sampling is commonly used for GC determination of volatiles in solid and liquid samples. Since this technique relies on the analyte partitioning between the sample and headspac ...

Resource - Susan Gilbert - 20th Dec 2010 - 0 comments

Automated Dynamic Headspace Sampling using Replaceable Sorbent Traps

Static (equilibrium) headspace injection is commonly used for GC determination of volatiles in solid and liquid samples. Since this technique relies on the analyte partitioning between the sample and headspa ...

Resource - Susan Gilbert - 20th Dec 2010 - 0 comments