Determination of gaseous formaldehyde by derivatization using magnetic multiwalled carbon nanotubes (MWCNTs) modified with 2,4-dinitrophenylhydrazine (DNPH) and high-performance liquid chromatography – ultraviolet detection (HPLC-UV)

Chen, Songlin; Cheng, Congliang

doi:10.1080/10739149.2021.1979581

Cited by 5 publications

(1 citation statement)

References 36 publications

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“…Moreover, research in this field is continually expanding, exploring more advanced and sensitive detection technologies to gain a more comprehensive understanding of the distribution and impact of formaldehyde in different environments. Through an exploration of the physicochemical properties of formaldehyde, a variety of detection methods have been developed, including gas chromatography [ 20 ], high-performance liquid chromatography (HPLC) [ 21 , 22 ], infrared spectroscopy [ 23 ], Raman spectroscopy [ 24 , 25 ], colorimetric methods [ 26 , 27 ], fluorescence spectroscopy [ 28 , 29 , 30 , 31 , 32 ], mass spectrometry [ 33 , 34 ], electrochemical methods [ 35 , 36 , 37 , 38 , 39 , 40 , 41 ], and quartz crystal microbalance [ 42 , 43 ], among others. Each of these methods possesses its own unique characteristics.…”

Section: Introductionmentioning

confidence: 99%

Recent Advances in Electrochemical Sensors for Formaldehyde

Yang,

Hao,

Huang

et al. 2024

Molecules

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Formaldehyde, a ubiquitous indoor air pollutant, plays a significant role in various biological processes, posing both environmental and health challenges. This comprehensive review delves into the latest advancements in electrochemical methods for detecting formaldehyde, a compound of growing concern due to its widespread use and potential health hazards. This review underscores the inherent advantages of electrochemical techniques, such as high sensitivity, selectivity, and capability for real-time analysis, making them highly effective for formaldehyde monitoring. We explore the fundamental principles, mechanisms, and diverse methodologies employed in electrochemical formaldehyde detection, highlighting the role of innovative sensing materials and electrodes. Special attention is given to recent developments in nanotechnology and sensor design, which significantly enhance the sensitivity and selectivity of these detection systems. Moreover, this review identifies current challenges and discusses future research directions. Our aim is to encourage ongoing research and innovation in this field, ultimately leading to the development of advanced, practical solutions for formaldehyde detection in various environmental and biological contexts.

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