Results 91 to 100 of about 2,590 (173)

Validación del método de microextracción líquido-líquido dispersivo asistido por ultrasonidos (UA-DLLME) para análisis de cuatro hidrocarburos aromáticos policíclicos en sedimentos fluviales [PDF]

Los hidrocarburos aromáticos policíclicos (HAPs) son contaminantes orgánicos persistentes que resultan principalmente de la combustión incompleta de materia orgánica y son conocidos por su toxicidad y potencial carcinogénico.
Smith Fuentes, Felipe Ignacio
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Monitoring of sirolimus in the whole blood samples from pediatric patients with lymphatic anomalies

Open Medicine, 2023
Treder Natalia, Plenis Alina, Maliszewska Olga, Kaczmarczyk Natalia, Olędzka Ilona, Kowalski Piotr, Bączek Tomasz, Bień Ewa, Krawczyk Małgorzata Anna, Roszkowska Anna   +9 more
doaj   +1 more source

Dispersive Liquid–Liquid Micro Extraction: An Analytical Technique Undergoing Continuous Evolution and Development—A Review of the Last 5 Years

Separations
Over the years, monitoring the quality of the environment, food, and human health has emerged as a fundamental objective of scientific investigation. Various analytical techniques have been devised and continually refined to ensure a high standard of ...
Ivan Notardonato, Pasquale Avino
doaj   +1 more source

UA-IL-DLLME-LC-MS/MS Method for the Detection of Chlorfenapyr and Its Metabolites [PDF]

This study established an ultrasound-assisted ionic liquid–dispersive liquid–liquid microextraction combined with liquid chromatography–tandem mass spectrometry (UA-IL-DLLME-LC-MS/MS) method for the detection of chlorfenapyr and its toxic metabolite ...
Wu, Liu Jiao, Lu, Li Dong, Wang, Ning, Qin, Sheng Yu, Liang, Di, Ju, Xian   +5 more
core   +1 more source

Measurement of Chloroform in Swimming Pools' Waters and Swimmers’ Blood

Iranian Journal of Public Health, 2009
Background: A new microextraction method named dispersive liquid-liquid microextraction (DLLME) for determination of chloroform in pool water and blood of swimmers after swimming is described.
S Shegefti, H Sereshti, S Samadi
doaj  

Ultrasound assisted extraction combined with dispersive liquid-liquid microextraction (US-DLLME)-a fast new approach to measure phthalate metabolites in nails

, 2016
: A new, fast, and environmentally friendly method based on ultrasound assisted extraction combined with dispersive liquid-liquid microextraction (US-DLLME) was developed and optimized for assessing the levels of seven phthalate metabolites (including ...
Vanermen, Guido, Covaci, Adrian, Voorspoels, Stefan, Alves, Andreia   +3 more
core  

Development of a method for the determination of iron and copper in wine by spectrophotometry employing DLLME

, 2013
Este trabalho propõe o desenvolvimento de métodos de preparo de amostra empregando a microextração líquido-líquido dispersiva (DLLME) para a extração e pré- concentração de Fe e Cu em vinho, seguido da determinação espectrofotométrica na região do ...
Maciel, Juliana Villela
core  

Novel LC-MS/MS strategies combining low-temperature partition extraction and DLLME for sensitive levamisole determination in fish

Sample preparation is a crucial and challenging step for determining veterinary drug residues (VDRs) in animal products. This study aimed to develop two novel liquid chromatography-tandem mass spectrometry (LC-MS/MS) methods for the determination of ...
Sasanya, James Jacob, de Oliveira Souza, Marília Cristina, Alponti, Ana Luísa Bigliassi, Damaceno, Marina Alves, da Silva, Agnaldo Fernando Baldo, Pilarski, Fabiana [UNESP], de Freitas, Lucas Victor Pereira, Campanharo, Sarah Chagas, Assane, Inácio Mateus [UNESP], Paschoal, Jonas Augusto Rizzato   +9 more
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Ultrasound-Assisted DLLME Coupled with TLC Imaging for Rapid Determination of Risperidone in Biological Samples

Risperidone (RSP) is an antipsychotic drug widely prescribed for patients suffering from depression or other psychotic episodes. However, its misuse or overdose has been implicated in accidental and suicidal fatalities, underscoring the need for ...
Himanshu Yadav, Mahak Malviya, Lalit P Chandravanshi, Sakshi Pandey   +3 more
core   +1 more source

The determination of V and Mo by dispersive liquid–liquid microextraction (DLLME) combined with laser-induced breakdown spectroscopy (LIBS)

, 2014
Laser-induced breakdown spectroscopy (LIBS) is a promising analytical technique with well-known advantages and limitations. However, despite its growing popularity, this technique has been applied mainly to solid samples and there have been a smaller ...
Jesus, Amanda M. D. de, Pereira-Filho, Edenir R., Hidalgo, Montserrat, Hidalgo Núñez, Montserrat, Canals, Antonio, Canals Hernández, Antonio, Aguirre Pastor, Miguel Ángel   +6 more
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