Miniaturized matrix solid-phase dispersion coupled with supramolecular solvent-based microextraction for the determination of paraben preservatives in cream samples.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of separation science"
DOI: 10.1002/jssc.201800235
Abstract: An analytical method is presented for the determination of paraben preservatives in semisolid cream samples by matrix solid-phase dispersion combined with supramolecular solvent-based microextraction. Due to the oily and sticky nature of the sample matrix,… read more here.
Keywords: cream samples; matrix solid; solid phase; supramolecular solvent ... See more keywords
Quantification of eight active ingredients in crude and processed radix polygoni multiflori applying miniaturized matrix solid-phase dispersion microextraction followed by UHPLC.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of separation science"
DOI: 10.1002/jssc.201800342
Abstract: A rapid, efficient, and green sample preparation method has been developed to extract eight active ingredients (gallic acid, catechins, epicatechin, polydatin, 2,3,5,4'-tetrahydroxystilbene-2-O-β-d-glucoside, resveratrol, emodin, and physcion) in radix polygoni multiflori by miniaturized matrix solid-phase dispersion… read more here.
Keywords: miniaturized matrix; matrix solid; solid phase; polygoni multiflori ... See more keywords
Solid acids assisted matrix solid-phase dispersion microextraction of alkaloids by capillary electrophoresis coupled with quadrupole time-of-flight mass spectrometry.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of separation science"
DOI: 10.1002/jssc.201900647
Abstract: The quantification of three alkaloids is important because quantitative study is a means of assessing the reliability of the experimental method, and three alkaloids of peimine, peiminine, and peimisine are main active ingredients in Chinese… read more here.
Keywords: capillary electrophoresis; matrix solid; solid phase; quadrupole time ... See more keywords
Miniaturized ternary deep eutectic solvent-based matrix solid-phase dispersion: A green sample preparation method for the determination of chlorophenols in river sediment.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of separation science"
DOI: 10.1002/jssc.202200717
Abstract: New ternary deep eutectic solvents were prepared and applied as efficient green dispersing solvents in miniaturized matrix solid-phase dispersion to extract chlorophenols from river sediments for the first time. High-performance liquid chromatography coupled with a… read more here.
Keywords: matrix solid; solid phase; phase dispersion;
Non-invasive determination of gas phase dispersion coefficients in bubble columns using periodic gas flow modulation
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2017.05.019
Abstract: Abstract Non-uniform bubble size and liquid velocity distribution in bubble columns lead to gas phase dispersion. This gas phase backmixing is quantitatively modelled in the axial gas dispersion model by the axial gas dispersion coefficient.… read more here.
Keywords: modulation; gas; dispersion; gas phase ... See more keywords
Nanomaterials as alternative dispersants for the multiresidue analysis of phthalates in soil samples using matrix solid phase dispersion prior to ultra-high performance liquid chromatography tandem mass spectrometry.
Sign Up to like & getrecommendations! Published in 2019 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2019.124377
Abstract: In this study, the application of different nanomaterials as dispersants in matrix solid phase dispersion has been evaluated for the extraction of fifteen phthalates from different environmental samples prior to their separation and quantification by… read more here.
Keywords: ultra high; performance liquid; matrix solid; solid phase ... See more keywords
Interfacial modification of carbon fiber by carbon nanotube gas-phase dispersion
Sign Up to like & getrecommendations! Published in 2020 at "Composites Science and Technology"
DOI: 10.1016/j.compscitech.2020.108196
Abstract: Abstract The interfacial bonding between carbon fiber(CF) and matrix is one of the important technical difficulties during the development of CF. In the paper, a physical modification method of rapidly spraying CF surface by carbon… read more here.
Keywords: carbon fiber; carbon; gas phase; phase dispersion ... See more keywords
Phase-Dispersion Spectroscopy With High Spectral Resolution Using a Wideband Ultra-Linearly Swept Optical Source
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2019.2911501
Abstract: We propose a phase-dispersion spectroscopy with high spectral resolution by developing a wideband ultra-linearly swept optical source (ULSOS). Highly precise optical frequency sweeping is achieved by externally modulating a narrow-linewidth fiber laser with a linearly… read more here.
Keywords: spectroscopy; phase; phase dispersion; spectral resolution ... See more keywords
Determination of target pesticide residues in tropical fruits employing matrix solid-phase dispersion (MSPD) extraction followed by high resolution gas chromatography
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Brazilian Chemical Society"
DOI: 10.21577/0103-5053.20180041
Abstract: A simple method based on matrix solid-phase dispersion (MSPD) extraction and gas chromatography with electron-capture detection (GC-ECD) is employed to determine pesticide residues in the following tropical fruits: banana, mango, melon, papaya and pineapple. In… read more here.
Keywords: mspd; dispersion mspd; matrix solid; solid phase ... See more keywords
Modified matrix solid phase dispersion-HPLC method for determination of pesticide residue in vegetables and their impact on human health: A risk assessment
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Chemistry"
DOI: 10.3389/fchem.2022.1084350
Abstract: The use of pesticides is unavoidable in agricultural practices. This class of chemicals is highly toxic for the environment as well as for humans. The present work was carried out to assess the presence of… read more here.
Keywords: gourd; matrix solid; health; phase dispersion ... See more keywords
A Rapid High Throughput Vibration and Vortex-Assisted Matrix Solid Phase Dispersion for Simultaneous Extraction of Four Isoflavones for Quality Evaluation of Semen Sojae Praeparatum
Sign Up to like & getrecommendations! Published in 2020 at "Frontiers in Pharmacology"
DOI: 10.3389/fphar.2020.590587
Abstract: Isoflavones (daidzein, daidzin, genistein and genistin) were main chemical components and usually selected as markers for quality control of Traditional Chinese Medicine semen sojae praeparatum (SSP). High throughput vibration and vortex-assisted matrix solid phase dispersion… read more here.
Keywords: vortex assisted; vibration; matrix solid; solid phase ... See more keywords