GERSTEL Twister
Application
AppNote 250: Volatile Organic Compound and Sensory Profiles of Alcoholic versus Non-Alcoholic Beer Using Immer [...]
Non-alcoholic (NA) beers have recently increased in the market as consumers look towards healthier drink options. To gain consumer acceptance, brewers must create a product that matches the flavor of […]
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Application
AppNote 240: A Comparison of Techniques for Sampling of Plant Volatiles in Four Plant Varieties
AppNote 240/2022 In this study, volatiles were collected from the headspace around plants for subsequent determination by GC/MS. Passive air sampling was performed using Thin Film Solid Phase Microextraction (TF-SPME) […]
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Application
AppNote 196: Highly Sensitive Determination of Contaminants in Surface Water in the Context of the EU Water Fr [...]
App Note 196/2018 In the work presented here, highly sensitive determination of around 100 contaminants in surface water in the concentration range from low double digit to low triple-digit pg/L […]
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Application
Qualitative Analysis of a Finished Personal Care Product using the GERSTEL MultiPurpose Sampler MPS configured [...]
App Note 8/2011 This study shows the analysis of a commercially available personal care product using the GERSTEL MultiPurpose autosampler (MPS) configured with Thermal Desorption Unit (TDU), Cooled Injection System […]
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Application
Comparison of the Sensitivity of Solid Phase MicroExtraction (SPME) and Stir Bar Sorptive Extraction (SBSE) fo [...]
App Note 8/2001 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) […]
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Application
Stir Bar Sorptive Extraction (SBSE) applied to Environmental Aqueous Samples
App Note 2/2000 For the analysis of organic compounds in aqueous environmental matrices several sample preparation methods are used. Volatile organic compounds can be analyzed using (static) headspace, purge and […]
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Application
A Novel Extraction Technique for Aqueous Samples: Stir Bar Sorptive Extraction
App Note 1/2000 A new approach using stir bars coated with PDMS was recently developed. In this approach, 50-300 μL PDMS coatings are used. Consequently, the sensitivity is increased by […]
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Application
High Throughput Method for the Determination of PAHs in Seafood by QuEChERS-SBSE-GC-MS
App Note 6/2010 This method uses a QuEChERS (quick, easy, cheap, effective, rugged, and safe) single-step acetonitrile (ACN) extraction and salting out liquid-liquid partitioning to extract PAHs from seafood tissue. […]
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Application
Alternative Procedure for Extraction and Analysis of PAHs in Seafood by QuEChERS-SBSE-GC-MS
App Note 6/2010 The Deepwater Horizon oil rig explosion and the subsequent massive oil spill was one of the worst offshore oil catastrophe in United States history and is and […]
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