Ultrasound-assisted supramolecular solvent dispersive liquid-liquid microextraction for preconcentration and determination of Cr(VI) in waters and total chromium in beverages and vegetables

A green analytical method for ultratrace determination of hexavalent chromium ions based on micro-solid phase extraction using amino-silanized cellulose membranes

(2019) Ewa Jamroz et al.   MICROCHEMICAL JOURNAL

Separation and preconcentration of trivalent chromium in environmental waters by using deep eutectic solvent with ultrasound-assisted based dispersive liquid-liquid microextraction method

(2019) Jamshed Ali et al.   JOURNAL OF MOLECULAR LIQUIDS

Separation/preconcentration of chromium species with continuous liquid-liquid extraction device and its determination by AAS

(2019) Áron Béni et al.   MICROCHEMICAL JOURNAL

Magnetic nanostructures for preconcentration, speciation and determination of chromium ions: A review

(2019) Hayati Filik et al.   TALANTA

Octyl coated cobalt-ferrite/silica core-shell nanoparticles for ultrasonic assisted-magnetic solid-phase extraction and speciation of trace amount of chromium in water samples

(2019) Abdollah Ghiasi et al.   MICROCHEMICAL JOURNAL

Extraction and preconcentration of trace Al and Cr from vegetable samples by vortex-assisted ionic liquid-based dispersive liquid–liquid microextraction prior to atomic absorption spectrometric determination

(2018) Nail Altunay et al.   FOOD CHEMISTRY

Application of modified cloud point extraction method for the chromium speciation in artificial saliva extracts of different snuff products

(2018) Asma Akhtar et al.   JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY

Ultrasound-assisted emulsification microextraction combined with graphite furnace atomic absorption spectrometry for the chromium speciation in water samples

(2018) Jucimara Kulek de Andrade et al.   TALANTA

Speciation analysis of chromium by carboxylic group functionalized mesoporous silica with inductively coupled plasma mass spectrometry

(2018) Qing-yun Zhu et al.   TALANTA

Supramolecular solvents combined with layered double hydroxide-coated magnetic nanoparticles for extraction of bisphenols and 4-tert-octylphenol from fruit juices

(2017) Dezhi Yang et al.   FOOD CHEMISTRY

Alternative method for chromium determination in pharmaceutical drugs by HR-CS GF AAS and direct analysis of solid samples

(2017) Eliana G. Barrera et al.   MICROCHEMICAL JOURNAL

Selective determination of Cr (VI) by on-line solid phase extraction FI-SPE-FAAS using an ion exchanger resin as sorbent: An improvement treatment of the analytical signal

(2017) Ezequiel Rossi et al.   MICROCHEMICAL JOURNAL

Selective determination of chromium(VI) ions using in-tube electro-membrane extraction followed by flame atomic absorption spectrometry

(2017) Leila Boutorabi et al.   MICROCHEMICAL JOURNAL

Preconcentration and speciation of chromium species using ICP-OES after ultrasound-assisted magnetic solid phase extraction with an amino-modified magnetic nanocomposite prepared from Fe3O4, MnO2 and Al2O3

(2017) Tshimangadzo S. Munonde et al.   MICROCHIMICA ACTA

Cloud point microextraction involving graphene oxide for the speciation of very low amounts of chromium in waters

(2017) Ignacio López-García et al.   TALANTA

Chromium speciation using task specific ionic liquid/aqueous phase biphasic system combined with flame atomic absorption spectrometry

(2016) Susan Sadeghi et al.   JOURNAL OF MOLECULAR LIQUIDS

Trace determination of Cr(III) and Cr(VI) species in water samples via dispersive liquid-liquid microextraction and microvolume UV–Vis spectrometry. Thermodynamics, speciation study

(2016) Waqas Ahmad et al.   JOURNAL OF MOLECULAR LIQUIDS

Ultrasound enhanced air-assisted surfactant liquid–liquid microextraction based on the solidification of an organic droplet for the determination of chromium in water, air and biological samples

(2016) Maryam Ezoddin et al.   MICROCHEMICAL JOURNAL

Cr speciation in water samples by dispersive liquid–liquid microextraction combined with total reflection X-ray fluorescence spectrometry

(2016) Z. Bahadir et al.   SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY

Ultrasound assisted-deep eutectic solvent based on emulsification liquid phase microextraction combined with microsample injection flame atomic absorption spectrometry for valence speciation of chromium(III/VI) in environmental samples

(2016) Erkan Yilmaz et al.   TALANTA

Tungsten coil atomic emission spectrometry combined with dispersive liquid–liquid microextraction: A synergistic association for chromium determination in water samples

(2016) Lorena Vidal et al.   TALANTA

Simultaneous Electrodialytic Preconcentration and Speciation of Chromium(III) and Chromium(VI)

(2015) Shin-Ichi Ohira et al.   ANALYTICAL CHEMISTRY

Ultrasensitive and Ultraselective Impedimetric Detection of Cr(VI) Using Crown Ethers as High-Affinity Targeting Receptors

(2015) Juan Wei et al.   ANALYTICAL CHEMISTRY

Speciation analysis of chromium in water samples through sequential combination of dispersive magnetic solid phase extraction using mesoporous amino-functionalized Fe 3 O 4 /SiO 2 nanoparticles and cloud point extraction

(2015) Kristiany Moreira Diniz et al.   MICROCHEMICAL JOURNAL

A graphene oxide decorated with triethylenetetramine-modified magnetite for separation of chromium species prior to their sequential speciation and determination via FAAS

(2015) Aminul Islam et al.   MICROCHIMICA ACTA

Microwave assisted extraction of Cr(iii) and Cr(vi) from soil/sediments combined with ion exchange separation and inductively coupled plasma optical emission spectrometry detection

(2014) P. Mamatha et al.   Analytical Methods

Development a novel supramolecular solvent microextraction procedure for copper in environmental samples and its determination by microsampling flame atomic absorption spectrometry

(2014) Erkan Yilmaz et al.   TALANTA

Supramolecular solvent-based hollow fiber liquid phase microextraction of benzodiazepines

(2013) Fatemeh Rezaei et al.   ANALYTICA CHIMICA ACTA

In-syringe magnetic-stirring-assisted liquid–liquid microextraction for the spectrophotometric determination of Cr(VI) in waters

(2013) Camelia Henríquez et al.   ANALYTICAL AND BIOANALYTICAL CHEMISTRY

Selective and sensitive speciation analysis of Cr(VI) and Cr(III) in water samples by fiber optic-linear array detection spectrophotometry after ion pair based-surfactant assisted dispersive liquid–liquid microextraction

(2013) Seyedeh Mahboobeh Yousefi et al.   JOURNAL OF HAZARDOUS MATERIALS

Sequential determination of Cd and Cr in biomass samples and their ashes using high-resolution continuum source graphite furnace atomic absorption spectrometry and direct solid sample analysis

(2013) Alvaro T. Duarte et al.   TALANTA

Chemical Speciation of Chromium(III) and (VI) Using Phosphonium Cation Impregnated Polyurethane Foams Prior to Their Spectrometric Determination

(2011) M. S. EL-SHAHAWI et al.   ANALYTICAL SCIENCES

Speciation, separation and enrichment of Cr(III) and Cr(VI) in environmental samples by ion-pair solvent extraction using a β-diketone ligand

(2011) Şerife Saçmacı et al.   INTERNATIONAL JOURNAL OF ENVIRONMENTAL ANALYTICAL CHEMISTRY

Salt-assisted liquid-liquid microextraction of Cr(VI) ion using an ionic liquid for preconcentration prior to its determination by flame atomic absorption spectrometry

(2011) Behrooz Majidi et al.   MICROCHIMICA ACTA

Characterization of trace metals in vegetables by graphite furnace atomic absorption spectrometry after closed vessel microwave digestion

(2009) Karima Bakkali et al.   FOOD CHEMISTRY

Cloud point extraction combined with high-performance liquid chromatography for speciation of chromium(III) and chromium(VI) in environmental sediment samples

(2009) Lei-Lei Wang et al.   JOURNAL OF HAZARDOUS MATERIALS