Applications
Application
Identifying Key Odor Compounds in Bourbon Using Solvent-Free Aroma Dilution Analysis and a Novel Software for Interpreting GC-O Data
App Note 231/2020 Stir Bar Sorptive Extraction (SBSE) coupled with gas chromatography-mass spectrometry and olfactory detection (GC-MS/O) allows for separation and identification of aroma compounds in complex samplemmatrices with minimal […]
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Application
Blood Alcohol Analysis Using an Automated Static Headspace Method
App Note 1/2005 Forensic laboratories face the need to analyze many samples of human blood and body fluids for alcohol content. The large number of samples that require quantification of […]
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Application
Stir Bar Sorptive Extraction Based on Restricted Access Material for the Direct Extraction of Drugs and Metabolites in Biological Fluids
App Note 5/2006 An experimental biocompatible stir bar sorptive extraction (SBSE) device was prepared using a restricted access material (RAM) as the SBSE coating. The biocompatible SBSE approach was advantageous […]
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Application
Automated Dynamic Headspace Sampling using Replaceable Sorbent Traps
App Note 1/2007 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 […]
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Application
Minimizing Carryover Using a Four Solvent Wash Station
App Note 10/2008 When analytes from a sample injection into an LC system are not completely flushed from the sample introduction hardware, valve and connections following the injection, a carryover […]
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Application
Direct Thermal Extraction with Automated Liquid Calibration for the Quantification of Analytes in Solid Matrices
App Note 2/2008 Direct thermal extraction is a sensitive technique for the analysis of residual compounds in solid matrices such as polymers, films, powders, and fibers. This approach can be […]
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Application
Determination of 2-Methylisoborneol, Geosmin and 2,4,6-Trichloroanisole in Drinking Water by Dynamic Headspace Coupled to Selectable 1D/2D GC-MS with Simultaneous Olfactory Detection
App Note 1/2011 A method for the determination of trace amounts of off-flavor compounds such as 2-methylisoborneol (MIB), geosmin and 2,4,6-trichloroanisole (TCA) in drinking water is described based on dynamic […]
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Application
Automated Sample Preparation for Metabolomics Studies Using the Gerstel MPS Dual Head WorkStation Part 1: Automated Ultrasonic Assisted Liquid Extraction and Filtration
App Note 8/2014 In metabolomics studies, large sample sets have to be analyzed to allow statistical differentiation of sample types. Obviously, repeatability of the whole analytical workflow, including sample preparation, […]
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Application
Automating the Accurate Transfer of Highly Volatile to Highly Viscous Liquids using a Bench-top Workstation
App Note 187/2016 The manual transfer of liquid standards and solutions is usually part of the daily activities throughout the analytical laboratory. For example, liquids must be transferred when creating […]
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Application
Improving Thermal Extraction Method Reproducibility through Instrument Temperature Calibration in the Sample Position
App Note 186/2016 The influence of variations in desorption temperature, desorption flow and sample preparation on VDA 278 analysis method [1] robustness and reproducibility is studied using a wide variety […]
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Application
Off-gassing of Rubber Particles Used for Athletic Fields using Automated Dynamic Headspace Sampling
App Note 184/2016 Rubber particles, sometimes derived from used tires, are used on artificial turf athletic fields, on playgrounds and as mulch. These particles can off-gas and leach compounds into […]
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Application
Automated Online Desorption and Analysis of DNPH Derivatives of Formaldehyde, Acetaldehyde, and Related Carbonyl Compounds using a New Robotic Autosampler
App Note 195/2017 The analysis of airborne aldehydes and ketones first involves collection of the analytes by passing air through a cartridge containing 2,4 dinitrophenylhydrazine (DNPH). As the air passes […]
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