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[Research Progress on the Extraction, Qualitative, and Quantitative Methods of Microplastics in Biological Samples]
Min Li1,2, Fei-Ping Wang1, Zi-Qi Chen1
1College of Environmental Science and Engineering, Yangzhou University, Yangzhou 225009, China.
Huan Jing Ke Xue= Huanjing Kexue
|August 14, 2025
Summary
Microplastics (MPs), tiny plastic particles, accumulate in organisms and pose ecological risks. This study reviews methods for analyzing MPs in biological samples to understand their impact and improve detection accuracy.
Area of Science:
- Environmental Science
- Ecotoxicology
- Analytical Chemistry
Background:
- Microplastics (MPs) are pervasive environmental contaminants with significant ecological implications.
- MPs accumulate in organisms, transfer through food webs, and threaten ecosystem health.
- Accurate determination of MPs in biological samples is crucial for risk assessment.
Purpose of the Study:
- To review and discuss methods for analyzing microplastics in biological samples.
- To evaluate principles, conditions, advantages, and disadvantages of current analytical techniques.
- To propose combined methods for enhanced detection accuracy and identify areas for future research.
Main Methods:
- Literature review of methods for microplastic analysis in biological samples.
- Discussion of techniques for sample collection, extraction (digestion and separation), and qualitative/quantitative analysis.
- Evaluation of existing methodologies for microplastic determination.
Main Results:
- Comprehensive overview of current methods for microplastic analysis in biological matrices.
- Identification of challenges and limitations in existing analytical techniques.
- Proposal for integrated analytical approaches to improve microplastic detection.
Conclusions:
- Standardized methods for biological sample pretreatment and microplastic analysis are needed.
- Combined analytical strategies show promise for improving detection accuracy.
- Further research is essential to refine microplastic analysis in biological samples and assess ecological risks.
