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Electrical field assisted matrix solid phase dispersion as a powerful tool to improve the extraction efficiency and clean-up of fluoroquinolones in bovine milk
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE QUÍMICAUFMG, 2016)
Methodology for the extraction, clean-up and quantification of Polycyclic Aromatic Hydrocarbons in urban particulate matter Metodología para la extracción, fraccionamiento y cuantificación de hidrocarburos aromáticos policíclicos presentes en material par
(2002)
A reliable methodology for identification and quantification of Polycyclic Aromatic Hydrocarbons (PAHs) in atmospheric aerosols has been developed, using extraction with dichloromethane, a clean-up step for purification ...
Rotating-disk sorptive extraction for the determination of sex hormones and triclosan in urine by gas chromatography-mass spectrometry: Clean-up integrated steps and improved derivatization
(Elsevier, 2020)
Different clean-up stages were coupled to rotating-disk sorptive extraction (RDSE) of testosterone, progesterone, 17 beta-estradiol and triclosan in urine samples prior to derivatization and detection by gas chromatography-mass ...
An overview of the main foodstuff sample preparation technologies for tetracycline residue determination
(2018-05-15)
Tetracyclines are widely used for both the treatment and prevention of diseases in animals as well as for the promotion of rapid animal growth and weight gain. This practice may result in trace amounts of these drugs in ...
Microwave-assisted extraction at atmospheric pressure coupled to different clean-up methods for the determination of organophosphorus pesticides in olive and avocado oil
(2009)
An effective extraction method was devised for the determination of organophosphorus pesticides (OPPs) in olive and avocado oil samples, using atmospheric pressure microwave-assisted liquid-liquid extraction (APMAE) and ...
Work, waste and clean up: narratives about a global/local social action to "clean up" the planet
(Springer, 2021-11)
Over the last half century, social practices and relationships have changed but human labor has maintained a central role. In the global south, neocolonial capitalism is steadily advancing, extending and naturalizing an ...
Use of activated charcoal and ion-exchange resin to cleaN up and concentrate enzymes in extracts from biodegraded wood.
(UNIV ESTADUAL MARINGA, PRO-REITORIA PESQUISA POS-GRADUACAO, 2010)
Use of activated charcoal and ion-exchange resin to cleaN up and concentrate enzymes in extracts from biodegraded wood. Ceriporiopsis subvermispora was used for the biodegradation of Eucalyptus grandis chips in the presence ...
Methodology for the extraction clean-up and quantification of polycyclic aromatic hydrocarbons in urban particulate matter
(SOCIEDAD CHILENA DE QUIMICA, 2002)
A reliable methodology for identification and quantification of Polycyclic Aromatic ydrocarbons (PAHs) in atmospheric aerosols has been developed, using extraction with dichloromethane, a clean-up step for purification ...