Search: PAHs

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Trace Analysis of PAH´s and PCB´s in Soil through On-Line Direct Thermal Desorption

Thermodesorption is a well-known technique for the analysis of volatile organic contaminants in air and normally employs adsorption on porous polymers. This operation principle can also be adapted for the dir ...

Resource - Susan Gilbert - 14th Apr 2011 - 0 comments

Determination of PCB, PAH and Chlorophenols in Water using Stir Bar Sorptive Extraction

The analysis of environmentally relevant substances like polyaromatic hydrocarbons (PAH), polychlorinated biphenyls (PCB) or chlorophenols is still an important task for environmental laboratories. The first ...

Resource - Susan Gilbert - 25th Jan 2011 - 0 comments

Determination of PAH Traces in Honey

Traces of four different PAH could be determined in 1 mL honey using Stir Bar Sorptive Extraction (SBSE). The honey sample was also spiked with a standard mixture containing 15 different PAH to a concentratio ...

Resource - Susan Gilbert - 25th Jan 2011 - 0 comments

Semi-Automated Sir Bar Sorptive Extraction (SBSE) in Combination with HPLC – Fluorescence Detection for the Determination of Polycyclic Aromatic Hydrocarbons in Water

Stir bar sorptive extraction (SBSE) was introduced 1999 by Baltussen et al. [1]. This new sorptive extraction technique bases on the same principles than solid phase microextraction (SPME), but instead of a p ...

Resource - Susan Gilbert - 25th Jan 2011 - 0 comments

Comparison of the Sensitivity of Solid Phase MicroExtraction (SPME) and Stir Bar Sorptive Extraction (SBSE) for the Determination of Polycyclic Aromatic Hydrocarbons (PAHs) in Water and Soil Samples

Two extraction techniques that avoid solvent consumption and cut down the sample preparation to a minimum – Solid Phase MicroExtraction (SPME) and Stir Bar Sorptive Extraction (SBSE) – were compared on the ba ...

Resource - Susan Gilbert - 25th Jan 2011 - 0 comments

Stir Bar Sorptive Extraction (SBSE) applied to Environmental Aqueous Samples

For the analysis of organic compounds in aqueous environmental matrices several sample preparation methods are used. Volatile organic compounds can be analysed using (static) headspace, purge and trap or liqu ...

Resource - Susan Gilbert - 7th Jan 2011 - 0 comments

Characterization of Organic Compounds in Atmospheric Nanoparticles by Thermal Extraction – Comprehensive Two-Dimensional Gas Chromatography (GC x GC) in Combination with Selective Detection, Mass Spectrometry and Accurate Mass Detection

A method for characterization of airborne particles including the nanoparticles fraction with a diameter of 29-58 nm in roadside atmosphere has been described. The method consists of thermal extraction (TE) a ...

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

Fully Automated Solid Phase Extraction (SPE) and Analysis of Polycyclic Aromatic Hydrocarbons (PAHs) from Drinking Water Samples

This application note describes a novel automated method for sample enrichment of PAHs from drinking waters, utilizing the Anatune TE-100 Trace Enrichment HPLC system, based upon an Agilent 1200 series liquid ...

Resource - admin - 9th Sep 2010 - 0 comments

Online Solid Phase Extraction of Total Petroleum Hydrocarbons from Water Samples

An automated, on-line, Solid Phase Extraction (SPE) method has been developed to extract Total Petroleum Hydrocarbons (TPHs) in the C10-C40 range from water. The system is able to add the required volumes of ...

Resource - admin - 9th Sep 2010 - 0 comments

Online Enrichment and Monitoring of Drinking Water Abstraction Point Samples In-Situ using the Anatune TE-100

Online enrichment has grown in its popularity in recent years, when compared to traditional off-line extraction. This is due to a variety of reasons, but typically the rate limiting steps in off-line enrichm ...

Resource - admin - 9th Sep 2010 - 0 comments