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Papers
61,005 resultsShowing papers similar to Fluorescence Microscopy and FTIR-Based Analysis of Microplastics in Facial Personal Care Products
ClearExtraction and Analysis of Microplastic Beads from Personal Care Products
Researchers extracted and characterized polyethylene microbeads from personal care products using hydrogen peroxide/nitric acid digestion followed by FTIR spectroscopy and stereomicroscopy, confirming that three of six facial cleansers tested contained microplastic beads not removed by wastewater treatment, highlighting a direct consumer product pathway to aquatic microplastic pollution.
Microplastics detection in some cosmetic samples by accelerated solvent extraction and Micro-FTIR
Researchers developed an analytical method using accelerated solvent extraction and micro-FTIR to detect microplastic beads and fragments in cosmetic products such as creams. The method was designed for a detection threshold of 0.025% by weight and achieved reliable recovery rates using both gravimetric and spectroscopic analysis. The study addresses the growing regulatory need for standardized methods to identify both intentionally added and unintentionally released microplastics in consumer products.
Investigating Microplastic Presence in Eye Drops Using Micro-Fourier Transform Infrared Spectroscopy
Using micro-FTIR spectroscopy, researchers detected microplastic particles ≥20 μm in commercial eye drops, finding evidence of plastic contamination in ophthalmic products and recommending further investigation into packaging sources.
A Comparison of Different Approaches for Characterizing Microplastics in Selected Personal Care Products
Researchers compared particle size analysis, light microscopy, and imaging flow cytometry combined with micro-FTIR spectroscopy for characterizing microplastics in personal care products, finding that methodology choice significantly affects quantification results and highlighting the need for standardized approaches.
Study on primary microplastics in cosmetics: their isolation, spectral and thermal analysis
Researchers analyzed eight personal care and cosmetic products to isolate and characterize intentionally added microplastics. They found that the standard combination of FTIR and Raman spectroscopy was not always sufficient for accurate detection, and that thermal analysis via DSC proved particularly useful for identifying microplastics when spectroscopic methods fell short.
Contributions of Fourier transform infrared spectroscopy in microplastic pollution research: A review
This review covers advances in Fourier transform infrared (FTIR) spectroscopy techniques — including chemical imaging — for identifying polymer types in microplastic samples and tracing their fate in different environmental matrices.
Applications of Fourier Transform-Infrared spectroscopy in microbial cell biology and environmental microbiology: advances, challenges, and future perspectives
This review covers how Fourier Transform-Infrared (FT-IR) spectroscopy is used in microbiology to identify microorganisms, study biofilms, and monitor environmental interactions. While not directly about microplastics, FT-IR is one of the primary tools scientists use to identify and measure microplastic contamination in environmental samples. The review discusses challenges and future directions that could improve microplastic detection accuracy.
Analysis of Microplastics in Synthetic Fibers Through FT-IR Microscope
This study used FTIR microscopy to identify and characterize microplastics derived from synthetic textile fibers in environmental samples. Synthetic fiber microplastics are among the most common types found in the ocean, and FTIR analysis is essential for confirming their identity and polymer composition.
A novel method for purification, quantitative analysis and characterization of microplastic fibers using Micro-FTIR
Researchers developed an improved method for purifying, quantifying, and characterizing microplastic fibers using micro-FTIR spectroscopy, addressing the challenge that fibers are harder to process and identify than other microplastic shapes. The method improvements enable more accurate characterization of this common but technically challenging category of environmental microplastics.
Microplastics in cosmetics and their impact on human health
Researchers reviewed 14 studies on microplastics in cosmetics and personal care products, finding polyethylene is the most common microplastic in facial scrubs, body washes, and toothpaste, with exposure occurring mainly through skin contact and ingestion. Despite growing awareness, major gaps remain in understanding the long-term health effects and environmental persistence of these cosmetic microplastics.
Harmonizing infrared spectroscopic techniques for microplastic identification: a comparative evaluation of ATR and µFTIR transmission and reflection modes
Researchers systematically compared the performance of Attenuated Total Reflectance (ATR) and micro-Fourier Transform Infrared Spectroscopy (muFTIR) in both transmission and reflection modes for identifying microplastics from twelve common real-world plastic products, providing guidance on optimizing spectroscopic technique selection.
Analytical tools in advancing microplastics research for identification and quantification across environmental media: from sample to insight
Researchers reviewed the analytical tools most commonly used for identifying and quantifying microplastics, focusing on FTIR and Raman spectroscopy as the two primary methods. The review compared their strengths and limitations and provided guidance for choosing between them based on particle size, sample matrix, and research objectives.
Microplastics monitoring in different environments: separation, physicochemical characterization, and quantification
Researchers systematically monitored microplastic contamination across multiple environments including a wastewater treatment plant, surrounding water bodies, and soils near plastic factories, characterizing shape, size, color, and polymer composition via microscopy and FTIR spectroscopy. They found fragments and fibers to be the most common microplastic shapes in water environments and documented simultaneous contamination across all sampled matrices.
FT-IR Microscope를 이용한 합성섬유의 미세플라스틱 분석
South Korean researchers used FT-IR microscopy to analyze microplastic shedding from polyester fibers during washing with different types of detergents. The study confirmed that synthetic fibers are a major source of microplastic pollution and found that detergent type affects the amount of microplastics released during laundry.
Plasma, UV radiation and ozone for microplastics degradation: Optical characterization of polystyrene, polyethylene and polypropylene degradation using FTIR and Raman spectroscopy
Researchers investigated the degradation of polypropylene, polyethylene, and polystyrene microplastics under three treatment conditions — ozone, UV radiation, and plasma — using FTIR and Raman spectroscopy to characterize structural and optical changes. The study found that all three treatments induced measurable polymer degradation, with spectral analysis revealing distinct chemical modifications depending on treatment type and polymer composition.
Physical-chemical characterization of microplastics present in some exfoliating products from Spain
Researchers physically and chemically characterised microplastics from ten personal care exfoliating products marketed in Spain, finding polyethylene microspheres in concentrations between 6-7% of total product weight in some cases. Smaller particles generally appeared at higher concentrations, highlighting these products as a direct source of microplastic pollution entering waterways.
Microplastic content of over-the-counter toothpastes from India: an in-vitro study
Researchers analyzed 20 popular over-the-counter toothpastes from the Indian market and found microplastic compounds present in all samples. Using infrared spectroscopy, they identified polyamides, polyethylene, and polypropylene across all tested brands, highlighting a potential daily exposure route to microplastics through routine oral hygiene products.
Stereomicroscopic and Fourier Transform Infrared (FTIR) Spectroscopic Characterization of the Abundance, Distribution and Composition of Microplastics in the Beaches of Qingdao, China
Microplastics were found on two beaches in Qingdao, China at varying concentrations, with fibers as the most common type. The study used FTIR spectroscopy to identify polymer types including polyester and polypropylene, contributing to the global picture of beach microplastic contamination.
Optimizing microplastic analysis through comparative FTIR and raman spectroscopy: Addressing challenges in environmental degradation studies
This study optimized microplastic analysis by comparing FTIR and Raman spectroscopy approaches for identifying degraded polymer particles in environmental samples where photooxidation and mechanical fragmentation have altered spectral signatures. A combined spectroscopy approach outperformed either technique alone for accurately identifying degraded microplastics in complex environmental matrices.
Recognition and detection technology for microplastic, its source and health effects
This review summarizes current knowledge about detecting microplastics and their effects on human health, covering methods like FTIR spectroscopy and Raman imaging. The authors highlight that micro- and nanoplastics can cause a range of health problems including oxidative stress, reduced reproductive ability, inflammation, and damage to the circulatory and respiratory systems. The review emphasizes the urgent need for better detection methods so that researchers and regulators can accurately assess how much microplastic people are actually exposed to.
Microplastiche: classificazione, identificazione e rimozione all'interno degli impianti di trattamento delle acque reflue
This Italian-language paper reviews how microplastics are classified, identified using techniques like FTIR spectroscopy, and removed in wastewater treatment plants. Conventional treatment plants remove a substantial portion of microplastics but still allow many particles to pass through into the environment. The review calls for better treatment technologies and standardized methods to assess microplastic removal efficiency.
Microplastics/microfibers in settled indoor house dust—exploratory case study for 10 residential houses in the Kanto area of Japan
Researchers conducted the first survey of indoor microplastics in settled house dust from Japanese homes, finding large quantities of cellulose, PET, polyethylene, and other polymer particles using complementary FTIR and laser infrared analysis methods.
Potential Health Risk of Microplastic Exposures from Skin-Cleansing Products
Researchers analyzed popular skin-cleansing products including liquid soap, micellar water, and cleansing oil, and found microplastics present in all of them. The particles varied in size and type, with potential exposure through skin absorption, accidental ingestion, and inhalation during use. This study identifies everyday personal care products as a source of microplastic exposure that most people would not suspect.
Microplastics in swimming pool water
Researchers investigated microplastic contamination in swimming pool water from both a water park and a private garden pool, finding various microplastic particles released from pool equipment, swimwear, and cosmetics. Quantitative and qualitative analysis using microscopy and FTIR spectroscopy confirmed the presence of multiple microplastic types. The study highlights swimming pools as an underrecognized source of human microplastic exposure that warrants further investigation.