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Papers
20 resultsShowing papers similar to A new analytical approach for monitoring microplastics in marine sediments
ClearNew techniques for the detection of microplastics in sediments and field collected organisms
Researchers developed new techniques for detecting microplastics in sediment samples and for collecting particles in the field, improving the reliability and sensitivity of methods used to monitor environmental microplastic contamination.
Comparative analysis of microplastics detection methods applied to marine sediments: A case study in the Bay of Marseille
This study compared multiple analytical methods for detecting and quantifying microplastics in marine sediment samples, evaluating extraction efficiency, polymer identification accuracy, and practical considerations for routine environmental monitoring.
Microplastic identification and quantification from organic rich sediments: A validated laboratory protocol
Researchers developed and validated a laboratory protocol for extracting, quantifying, and identifying microplastics from organic-rich sediments with fine grain sizes. The study addressed the challenge of analyzing microplastics in contamination hotspots like harbors and estuaries, where high organic content makes extraction difficult, and provided a cost-effective integrated method for more reliable environmental monitoring.
Microplastic in marine environment: reworking and optimisation of two analytical protocols for the extraction of microplastics from sediments and oysters
Researchers improved existing protocols for extracting microplastics from both marine sediments and oysters, making the NOAA protocol more versatile and extending it to PET extraction. Validated extraction methods are essential for producing consistent, comparable data on microplastic contamination in seafood.
Proposal for an initial screening method for identifying microplastics in marine sediments
Researchers developed a simplified screening protocol to identify microplastics in marine sediment samples, intended as a rapid initial method before more detailed analysis. Standardized screening protocols that are accessible to more laboratories are needed to expand global monitoring of microplastic sediment contamination.
An optimized procedure for extraction and identification of microplastics in marine sediment
Scientists developed an improved method for extracting and identifying microplastics from marine sediment using a sodium bromide-zinc chloride solution combined with infrared imaging. Reliable extraction and identification methods are essential for accurately measuring microplastic contamination in seafloor sediments.
Microplastics in seafood: Benchmark protocol for their extraction and characterization
Researchers developed a benchmark protocol for extracting and characterizing microplastics from seafood samples, providing standardized methods to improve consistency and comparability across studies measuring human dietary exposure.
Microplastic abundance and characteristics in French Atlantic coastal sediments using a new extraction method
Researchers developed a new extraction method for microplastics from coastal Atlantic sediments in France and applied it to characterize microplastic abundance and composition, finding widespread contamination and demonstrating the method's improved efficiency for recovering particles from sediment matrices.
A new analytical technique for the extraction and quantification of microplastics in marine sediments focused on easy implementation and repeatability
This paper describes a new analytical method for extracting and quantifying microplastics from sediment using common laboratory equipment and salt solutions, making microplastic analysis more accessible to laboratories without specialized instruments. Standardized, low-cost methods are essential for expanding the geographic and temporal coverage of microplastic monitoring.
Extraction efficiency of different microplastic polymers from deep-sea sediments and their quantitative relevance
Researchers developed and validated a specific extraction protocol for microplastics in the 2–1000 µm size range from deep-sea sediments (greater than 200 m depth), evaluated extraction efficiency across different polymer types, and assessed the quantitative relevance of extraction efficiency for accurate environmental monitoring.
A critical review of the novel analytical methods for the determination of microplastics in sand and sediment samples
This review critically assessed novel analytical methods for detecting microplastics in sand and sediment samples, comparing extraction procedures and identification techniques while highlighting the need for standardized protocols across laboratories.
Optimization of an Analytical Protocol for the Extraction of Microplastics from Seafood Samples with Different Levels of Fat
Researchers optimized an analytical protocol for extracting microplastics from seafood samples with varying fat content, addressing a key methodological challenge in accurately quantifying microplastic contamination in marine food sources given the ubiquitous presence of plastic particles smaller than 5 mm in marine environments.
Determination of microplastic content in seafood: An integrated approach combined with the determination of elemental contaminants
Researchers developed and tested an integrated analytical approach combining multiple techniques to reliably detect and characterize microplastics in seafood. The method aims to provide more accurate and reproducible results for food safety assessments.
Comparison of pre-treatment methods and heavy density liquids to optimize microplastic extraction from natural marine sediments
Researchers compared multiple pre-treatment methods and density separation liquids for extracting microplastics from marine sediments, identifying optimised protocols that improved recovery rates and reduced contamination, supporting the development of more standardised monitoring approaches.
An optimized density-based approach for extracting microplastics from soil and sediment samples
Researchers optimized a density-based extraction method for isolating microplastics from soil and sediment samples, testing different density solutions and separation steps to maximize recovery efficiency. The improved protocol reduces contamination risks and particle loss, enabling more accurate quantification of microplastics in terrestrial and freshwater sediment matrices.
Global mapping for the occurrence of all-sized microplastics in seafloor sediments
Researchers compiled global seafloor microplastic data from 155 marine sediment samples including detailed sampling metadata and abundance measurements for 20 microplastic categories, providing foundational data for understanding the distribution and uncertainty of microplastic contamination on the seafloor.
Development of cost-effective methodologies to identify and quantify microplastics in seawater samples
Researchers developed low-cost, practical methods for detecting and quantifying microplastics in seawater samples, addressing the lack of standardized protocols. Consistent, affordable detection methods are essential for expanding global microplastic monitoring and enabling meaningful comparisons across different regions and studies.
Extraction and identification of microplastics from mussels: Method development and preliminary results
Scientists developed and validated a method for extracting and identifying microplastics from mussel tissue, then applied it to measure contamination in commercially harvested mussels. The method produced reliable, reproducible results, providing a practical tool for monitoring microplastic levels in one of the world's most widely consumed shellfish.
Improved separation and quantification method for microplastic analysis in sediment: A fine-grained matrix from Arctic Greenland
Researchers developed an improved method for extracting microplastics from fine-grained Arctic sediments that reduces particle loss by cutting out intermediate processing steps, achieving over 90% recovery for particles larger than 100 micrometers. This is important because smaller microplastic particles are particularly easy to lose during analysis, and better methods mean we get more accurate data on how much plastic pollution is actually present in remote environments like Greenland.
The Hidden Microplastics: New Insights and Figures from the Thorough Separation and Characterization of Microplastics and of Their Degradation Byproducts in Coastal Sediments
Researchers applied thorough extraction and characterization methods to coastal sediment samples and found substantially more microplastics — including degradation byproducts not previously reported — than standard methods typically detect. The results suggest that conventional extraction protocols underestimate true microplastic contamination levels in marine sediments.