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61,005 resultsShowing papers similar to Developmentof Standardized Methods to Extract andDigest Microplastics in Environmental Samples
ClearExtracting and characterizing microplastics and nanoplastics from environmental samples
Researchers developed a standardized four-step extraction method for isolating and characterizing microplastics and nanoplastics from diverse environmental samples, encompassing predigestion, density separation, postdigestion, and postdensity separation steps to improve cross-study comparability.
Isolation and Extraction of Microplastics from Environmental Samples: An Evaluation of Practical Approaches and Recommendations for Further Harmonization
Isolation and extraction methods for microplastics from environmental samples were evaluated and compared, tracing the evolution of methodologies from early studies in the 1970s to current approaches. The review identified persistent inconsistencies in extraction efficiency across methods as a major obstacle to comparing microplastic contamination data across studies and locations.
Development of Standardized Methods to Extract and Digest Microplastics in Environmental Samples
Researchers tested 72 combinations of chemical extraction and digestion methods to find approaches that accurately recover microplastics from environmental samples without damaging them. They found that different density separation solutions and digestion reagents can significantly alter the physical and chemical properties of certain plastic types, particularly PET and polystyrene. The study provides practical guidance for selecting methods that preserve microplastic integrity during laboratory analysis.
Methods for sampling, processing, identification,and quantification of microplastics in the marine environment
This paper reviews and compares the various methods used to collect, process, identify, and quantify microplastics across different environmental samples. It highlights the lack of standardized protocols as a major obstacle to comparing results across studies and calls for methodological harmonization.
Development and Validation of an Efficient Method for Processing Microplastics in Biota Samples
A new one-step laboratory method was developed to efficiently digest and extract microplastics from mussel and fish tissue samples. Standardized extraction methods are critical for making microplastic studies comparable across different labs and species.
Comparision protocols for extraction of microplastics in water samples
Researchers compared four different extraction protocols for isolating microplastics from water samples and found significant differences in efficiency and accuracy across methods. Standardized extraction protocols are critical for producing comparable microplastic abundance data across studies. Without consistent methodology, it is difficult to build a reliable global picture of microplastic contamination levels in water.
Various Digestion Protocols Within Microplastic Sample Processing—Evaluating the Resistance of Different Synthetic Polymers and the Efficiency of Biogenic Organic Matter Destruction
Multiple organic matter digestion protocols used in microplastic sample preparation were systematically evaluated for their effectiveness in removing biogenic material while preserving plastic particles. The review helps standardize sample processing by identifying which digestion chemicals and conditions work best for different environmental matrices.
Microplastics: A Review of Methodology for Sampling and Characterizing Environmental and Biological Samples
This review examines the range of methodologies available for sampling and characterising environmental microplastics, highlighting how variability in collection, separation, detection, and identification procedures limits cross-study comparisons and discussing how complementary technique combinations can improve standardisation and data quality.
Towards a Consensus Method for the Isolation of Microplastics from Freshwater Sediments
This paper works toward a consensus method for isolating microplastics from complex environmental matrices, comparing existing protocols and identifying sources of variability in recovery and detection. Standardization is identified as critical for making results comparable across studies.
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.
Extraction and detection methods of microplastics in food and marine systems: A critical review
This critical review evaluates the various methods used to extract and detect microplastics in food and marine samples, from sample preparation to analytical identification. Researchers found significant inconsistencies across studies in how microplastics are separated, quantified, and characterized, making it difficult to compare results. The study calls for standardized protocols to enable more reliable assessments of microplastic contamination in food and the environment.
Validation of Sample Preparation Methods for Microplastic Analysis in Wastewater Matrices—Reproducibility and Standardization
Sample preparation methods for microplastic analysis in wastewater were validated against reference standards to assess recovery rates and reproducibility. The validation study identified methods that reliably extract microplastics from complex wastewater matrices, supporting more consistent environmental monitoring of microplastic discharge from treatment plants.
Comparison of microplastic isolation and extraction procedures from marine sediments
Researchers compared five methods for extracting microplastics (40-710 μm) from marine sediments by spiking known MP quantities into sediment matrices and measuring percent recovery across extraction approaches. Results showed that sediment matrix composition, MP properties including size and polymer type, and extraction method all significantly influenced recovery efficiency, underscoring the need for standardized extraction protocols to enable cross-study comparisons.
Critical comparison of rapid methods for the extraction of microplastics from wastewater and investigation of a facile alternative
Researchers critically compared rapid extraction methods for microplastics from wastewater samples and investigated a facile alternative approach, evaluating how well established protocols perform on environmental samples relative to their original optimization conditions.
A critical review of microplastics characterisation in aquatic environments: recent trends in the last 10 years
This critical review assessed current approaches to characterizing microplastics in aquatic environments, evaluating sampling methods, extraction protocols, and analytical techniques. It identified persistent inconsistencies in methodology and recommended standardization practices to improve data comparability.
Recovering microplastics from marine samples: A review of current practices
This review compared the published methods for separating and identifying microplastics from seawater, sediment, and marine organisms, assessing their efficiency, processing time, and potential to damage particles. It highlights the lack of standardized protocols as a major barrier to comparing results across studies.
Standardizing microplastics used for establishing recovery efficiency when assessing microplastics in environmental samples
Researchers evaluated recovery efficiency practices in microplastic environmental assessment studies published in 2020, finding appreciable variability in the density and size of microplastic particles used across investigations, which undermines the ability to compare results between studies. The authors call for standardized recovery efficiency protocols using realistic microplastic mixtures that better reflect environmental sample conditions.
A Complete Guide to Extraction Methods of Microplastics from Complex Environmental Matrices
This review provides a comprehensive guide to the methods used for extracting microplastics from complex environmental samples like soil, sediment, water, and biological tissue. Researchers compare the effectiveness, cost, and practicality of different extraction approaches. The study highlights the ongoing need for standardized, efficient methods so that microplastic pollution measurements from different studies can be reliably compared.
Challenges in the blue economy: Methods for digesting and extracting microplastics from marine resources
Researchers reviewed methods for digesting and extracting microplastics from seafood and other marine products as part of addressing microplastic challenges in the blue economy. The review identified best-practice extraction protocols and highlighted the need for harmonized methods across laboratories.
Comprehensive assessment of various digestion protocols for extraction microplastics from organic-rich environmental matrices
Researchers tested 27 different chemical protocols for extracting microplastics from organic-rich samples like animal tissue, plants, soil, and sewage sludge. They identified the best digestion method for each sample type that removes organic matter while preserving the integrity of 26 different plastic types. The optimized protocols achieved recovery rates above 98%, offering a standardized approach for more accurate microplastic analysis across different environmental samples.
Methods for separating and extracting microplastics from food systems
This review examines methods for separating and extracting microplastics from food systems, addressing the challenge that inadequate collection and analysis methods have hindered accurate assessment of microplastic contamination in the food supply. The authors evaluate digestion, filtration, and spectroscopic identification protocols and identify best practices for standardizing microplastic analysis in diverse food matrices.
Validation of microplastic sample preparation method for freshwater samples
Researchers developed and validated a standardized sample preparation method for extracting microplastics from freshwater samples, testing enzymatic digestion and density separation steps to improve recovery rates and reduce measurement uncertainty across different particle types.
A methodological approach of the current literature on microplastic contamination in terrestrial environments: Current knowledge and baseline considerations
This review of microplastic pollution in terrestrial and agricultural soils finds that a lack of standardized extraction and identification procedures makes most studies incomparable, calling for baseline contamination controls and harmonized reporting of concentrations, morphotypes, and analytical methods. The authors identify knowledge gaps for future research and provide minimum recommended procedures for field studies.
Method development for microplastic analysis in wastewater
This chapter reviews methods for analyzing microplastics in wastewater, comparing techniques for extraction, identification, and quantification. Standardized methods are essential for producing comparable data across studies and tracking microplastic contamination over time.