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A comparison of spectroscopic analysis methods for microplastics: Manual, semi-automated, and automated Fourier transform infrared and Raman techniques
Marine Pollution Bulletin2021
84 citations
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Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 55
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0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Soeun Eo,
Soeun Eo,
Soeun Eo,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Sang Hee Hong,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Soeun Eo,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Soeun Eo,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Young Kyoung Song,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Young Kyoung Song,
Sang Hee Hong,
Sang Hee Hong,
Young Kyoung Song,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Soeun Eo,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Won Joon Shim
Sang Hee Hong,
Young Kyoung Song,
Sang Hee Hong,
Young Kyoung Song,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Soeun Eo,
Young Kyoung Song,
Young Kyoung Song,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Young Kyoung Song,
Sang Hee Hong,
Young Kyoung Song,
Young Kyoung Song,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Sang Hee Hong,
Sang Hee Hong,
Sang Hee Hong,
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Won Joon Shim
Young Kyoung Song,
Young Kyoung Song,
Won Joon Shim
Summary
Researchers compared manual, semi-automated, and fully automated methods for identifying microplastics using FTIR and Raman spectroscopy. They found that the semi-automated approach was the best balance of accuracy and efficiency, detecting 22% more microplastic particles than manual analysis while taking less time. The fully automated method was fastest but had an 80% false positive rate, while Raman microscopy was better for very small particles but took nine times longer.
This study was conducted to establish the best practice for microplastic analysis by reducing the time demand and human bias and comparing the characteristics of μ-FTIR and Raman techniques. A manual analysis, semi-automated method, and fully automatic identification method were compared. Fully automated identification took the shortest time to analyze a whole filter paper (Ø25 mm), but its false positive identification rate was 80 ± 15%. The semi-automated analysis using spectrum profiling was suitable for all aspects of microplastic analysis. It was less time consuming than the manual analysis (manual: 6.1 ± 0.8 h, semi-automated: 4.0 ± 0.6 h), and 22 ± 12% more microplastic particles were detected using the semi-automated method compared to the manual analysis due to the reduction in false negative results. Raman microscopy was suitable for small microplastic (>5 μm) identification, although the Raman analysis took nine times longer than the semi-automated analysis.