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Thermoanalytical methods for the optimisation of microplastic detection in freshwater sediment samples
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This study investigated thermoanalytical methods such as pyrolysis and TGA for optimizing the detection and characterization of microplastics in environmental samples. Thermoanalytical techniques offer a promising complement to visual and spectroscopic methods for quantifying microplastic pollution.
Results of various thermoanalytical techniques are presented for the analysis of microplastics in sediment samples. The homogeneity and the representativness of samples war controlled, as well as steps of separation and microplastic detection by these techniques.
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This conference presentation summarized how thermoanalytical methods such as pyrolysis-GC/MS and TGA can be used to detect and quantify microplastics in environmental samples. Thermoanalytical approaches offer advantages over visual methods by providing polymer-specific quantitative data on mass concentrations of microplastics.
Evaluation of thermoanalytical methods equipped with evolved gas analysis for the detection of microplastic in environmental samples
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Researchers compared four thermoanalytical methods for detecting microplastics in environmental samples, including thermal extraction-desorption gas chromatography mass spectrometry, thermogravimetric analysis coupled with FTIR, TGA coupled with mass spectrometry, and microscale combustion calorimetry. The study evaluated the advantages and limitations of each approach for analytical validity in environmental monitoring.
An overview of microplastics characterization by thermal analysis
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This review explores the potential of thermal analytical techniques - including thermogravimetry and pyrolysis-GC/MS - for identifying and characterizing microplastics in environmental samples, covering both manufactured primary microplastics and degradation-derived secondary ones. Thermal methods offer advantages for bulk quantification and polymer identification that complement spectroscopic approaches.
Application of multi-step approach for comprehensive identification of microplastic particles in diverse sediment samples
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Researchers developed a multi-step analytical approach to comprehensively identify and characterize microplastics in environmental samples, combining visual, spectroscopic, and thermal analysis. A systematic, multi-method approach is needed to capture the full diversity of microplastic types present in complex environmental matrices.
Turning up the heat: a thermoanalytical approach for the detection of microplastics
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Researchers developed a thermoanalytical method using pyrolysis combined with gas chromatography and mass spectrometry to detect and identify microplastics in environmental samples, providing an alternative to labor-intensive visual and spectroscopic methods. The approach enables quantitative polymer analysis and helps address the challenge of monitoring the millions of tons of plastics entering the environment annually.
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