Chemicals & Polymers
Application
Analysis of 1,4-Dioxane in Consumer Products using Static Headspace and Gas Chromatography with a Triple Qua [...]
1,4-Dioxane is a chemical contaminant formed in trace amounts as a byproduct during the manufacturing process of detergents, foaming agents, emulsifiers and some solvents, which are widely used ingredients of […]
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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 Matric [...]
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
Improving Thermal Extraction Method Reproducibility through Instrument Temperature Calibration in the Sample P [...]
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
Automated Online SPE-LC/MS/MS Method for Perfluorinated Compounds in Water Samples
App Note 190/2017 Water quality is of the utmost importance and recently the importance of analyzing water for emerging contaminants has been brought to light. Among the emerging compounds being […]
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Application
Quantitative Analysis of Residual Solvents in Hemp Oil by Full Evaporation Headspace Gas Chromatography/ Mass [...]
App Note 208/2019 The number of cannabis containing products, such as extracts, tinctures, edibles, waxes and oils, available in the United States has increased significantly due to changes in state […]
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Application
Thermochemolysis – A Simple and Rapid Methylation Method Based on TMAH for Gas Chromographic Analysis of LIn [...]
App Note 5/2013 In order to improve pyrolysis chromatographic analysis of materials that release polar functional groups e.g. carboxylic acids, a simple and rapid methylation method based on TDU pyrolysis/GC-MS […]
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Application
Thermal Gravimetric Analysis/Mass Spectrometry Simulation using the GERSTEL Automated Pyrolyzer
App Note 14/2012 This study shows the use of the GERSTEL MPS/TDU/CIS with pyrolysis module for generating simulated thermal gravimetric mass spectrometry data (TGA-MS) of polymer samples. This mode of […]
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