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61,005 resultsShowing papers similar to Quantification of Microplastics in Soils Using Accelerated Solvent Extraction: Comparison with a Visual Sorting Method
ClearA modified methodology for extraction and quantification of microplastics in soil
Researchers developed and validated an improved methodology for extracting and quantifying microplastics from soil samples using optimized density separation with different salt solutions. The method achieved high recovery rates for various polymer types and particle sizes while minimizing organic matter interference. The study provides a standardized and reproducible analytical approach that could help address inconsistencies in how microplastics are measured across different soil studies.
Microplastics in soils: A comparative review on extraction, identification and quantification methods
This review compares the various methods scientists use to extract, identify, and measure microplastics in soil, highlighting the strengths and weaknesses of each approach. Soil is a particularly challenging material to work with because its organic matter and complex structure can interfere with accurate microplastic detection. The authors recommend combining multiple techniques and minimizing harsh chemical steps that could accidentally destroy the very plastic particles being measured.
An effective method for the rapid detection of microplastics in soil
A rapid and practical method was developed for detecting and identifying microplastics in soil, addressing the need for faster alternatives to existing time-consuming techniques. The method uses a combination of sieving and staining approaches to accelerate microplastic extraction and identification from soil samples.
An efficient, cost-effective, and environmentally friendly protocol for extracting microplastics from soil samples
Researchers developed an efficient, cost-effective, and environmentally friendly protocol for extracting microplastics from soil samples, addressing the lack of standardized methods and evaluating extraction performance across different soil matrices.
Advances in the analysis of relevant microplastic types in agricultural soils
Researchers developed an optimized soil purification protocol for extracting and identifying microplastic particles from agricultural soils, systematically testing and combining multiple extraction and purification steps to improve the accuracy of polymer identification across different soil types.
Improving analytical methods for the extraction and analysis of biodegradable and non-biodegradable microplastics in the soil environment.
Researchers worked to improve analytical extraction and detection methods for both biodegradable and conventional microplastics in soil environments, addressing a critical methodological gap given that terrestrial soils are major sinks for microplastic pollution entering through agricultural and waste management pathways.
Advances in the analysis of relevant microplastic types in agricultural soils
Researchers developed and validated an improved soil purification protocol for extracting microplastics from agricultural soils, based on systematic testing across different soil types to efficiently isolate plastic particles for polymer identification. The method built on prior work by Moller et al. (2022) and addressed the challenge that soil remains one of the most difficult matrices for microplastic analysis.
Upgraded Protocol for Microplastics’ Extraction from the Soil Matrix by Sucrose Density Gradient Centrifugation
Extracting microplastics from soil is technically difficult because soil contains dense organic matter and particles that look similar to plastic under analysis. This study refined a sucrose density gradient centrifugation method to more cleanly separate microplastics from soil, improving recovery rates while reducing contamination from non-plastic material. A reliable soil extraction protocol is essential for accurately measuring how much microplastic pollution has accumulated in agricultural and urban land.
Identifying an accurate and efficient approach to soil organic matter removal for quantifying microplastics in agricultural soils
Researchers evaluated multiple soil organic matter removal strategies for microplastic extraction from agricultural soils, comparing their efficiency in decomposing organic interference while preserving microplastic integrity. The study identifies an optimal approach that balances thorough SOM removal with minimal microplastic degradation, supporting more accurate quantification in contaminated agricultural samples.
Investigating microplastic dynamics in soils: Orientation for sampling strategies and sample pre‐procession
This study develops improved methods for sampling and detecting microplastics in soil, addressing a major gap in current research. Standardized sampling strategies are essential because microplastic distribution in soil is highly variable, making it easy to miss contamination with inconsistent methods. Better detection protocols will help scientists accurately measure how much microplastic is accumulating in agricultural and natural soils.
Extraction of Polyethylene and Polypropylene Microplastic from Agriculture Soil
Researchers examined methods for extracting polyethylene and polypropylene microplastics from agricultural soil, investigating how microplastic concentrations affect soil properties and crop productivity while evaluating density separation and other extraction protocols to improve detection and quantification of plastic pollution in agroecosystems.
Microplastic Extraction from Agricultural Soils Using Canola Oil and Unsaturated Sodium Chloride Solution and Evaluation by Incineration Method
Researchers developed and validated a simple, low-cost method for extracting microplastics from agricultural soils using canola oil and sodium chloride density separation, combined with incineration-based quantification, offering a practical approach for soil microplastic analysis in resource-limited settings.
A Simplified and Optimised Protocol for Microplastics Determination in Soil and Sludge Applied Soils
Researchers developed and validated a simplified, optimized protocol for determining microplastic concentrations in soil and sewage sludge, addressing the methodological inconsistency that currently makes comparison between global studies difficult.
Systematic development of extraction methods for quantitative microplastics analysis in soils using metal-doped plastics
Researchers developed and optimized systematic extraction methods for quantitative microplastic analysis in diverse soil types, using metal-doped PET microplastics as reference materials to validate extraction workflows and improve consistency across different soil matrices.
A Review of Analytical Methods for Microplastics in Soils
This review systematically examines analytical methods for detecting and quantifying microplastics in soil, including visual analysis, chemical analysis, spectroscopic techniques, microscopy, and mass spectrometry. The authors evaluate the advantages, limitations, and scope of each method, noting that no single technique covers all particle sizes and polymer types. The review calls for continued innovation in analytical methods to provide more effective tools for addressing soil microplastic pollution.
The power of centrifugation: How to extract microplastics from soil with high recovery and matrix removal efficiency
This study developed and validated a centrifugation-based method for extracting microplastics from soil samples with high recovery and efficient removal of organic matter. The approach is particularly useful for monitoring the fragmentation and biodegradation of both conventional and biodegradable polymers released into agricultural soils.
Research Progress on Separation and Detection Methods of Microplastics in Soil Environment
This review summarizes methods for separating and detecting microplastics in soil environments, identifying the most effective analytical approaches and highlighting the need for standardization to improve comparability across studies.
Microplastic in Soil: a Review of Detection Methods
This review examines published approaches for detecting and identifying microplastics in soil environments, synthesizing sampling, extraction, and characterization methods to address the lack of standardization that hinders cross-study comparisons. Researchers found that unifying detection methods is essential for developing a common understanding of microplastic prevalence and impact in terrestrial ecosystems.
Microplastic analysis in soils: A comparative assessment
Researchers compared six different analytical methods for detecting and measuring microplastics in soil, testing them across different soil types and plastic materials. Fluorescence microscopy achieved the highest recovery rates for larger particles, while mass-based techniques like pyrolysis gas chromatography were better suited for detecting very small microplastics. The study highlights that no single method works best for all situations, and combining techniques may be necessary for accurate microplastic assessment in soil.
Quality assessment of research studies on microplastics in soils: A methodological perspective
A methodological quality assessment of published soil microplastic studies identified widespread inconsistencies in extraction, identification, and reporting protocols that limit comparability and reliability of findings. The review recommends adoption of standardized quality criteria to improve the rigor and reproducibility of soil microplastic research.
Developing a systematic method for extraction of microplastics in soils
A systematic comparison of microplastic extraction methods for soils tested hydrogen peroxide, potassium hydroxide, and Fenton's reagent for organic matter removal alongside density separation, finding that method performance varied strongly with soil organic matter content and particle size distribution.
Screening for microplastics in agricultural soils: Applying green chemistry principles in extraction and analysis
Researchers developed an environmentally friendly method for extracting and analyzing microplastics in agricultural soils using green chemistry principles. The approach achieved recovery rates exceeding 69% for smaller particles and over 91% for larger ones while minimizing reagent use and waste, and detected both mesoplastics and microplastics predominantly composed of polyethylene and polypropylene in tested soil samples.
Determination of microplastics in agricultural soil by double‐shot pyrolysis‐gas chromatography combined with two‐step extraction
Researchers developed a pyrolysis-gas chromatography method combining two-step solvent extraction to simultaneously measure five common microplastic polymer types (PC, PS, PP, PE, PET) in agricultural soil samples with good sensitivity and linearity. A reliable, validated method for quantifying microplastics in soil is essential for understanding how agricultural practices and plastic mulch use contribute to soil contamination and potential human dietary exposure.
Microplastics in soils: assessment, analytics and risks
This review examines microplastic prevalence, analytical methods, and risks in soils, finding that terrestrial microplastic contamination has received far less attention than marine accumulation despite comparable or greater abundance. Researchers evaluated current difficulties in soil microplastic sampling, isolation, and identification and called for standardised methodologies to assess ecological and human health risks.