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RISPreparation of an ionic liquid-mediated carbon nanotube-poly(dimethylsiloxane) fiber by sol–gel technique for determination of polycyclic aromatic hydrocarbons in urine samples using head-space solid-phase microextraction coupled with gas chromatography
A novel ‘ionic liquid-mediated multi-walled car- bon nanotube (MWCNT)-poly(dimethylsiloxane) (PDMS)’
hybrid coating was prepared by the covalent functionalization of MWCNTs with hydroxyl-terminated PDMS using the ...
A solid phase microextraction coating based on ionic liquid sol–gel technique for determination of benzene, toluene, ethylbenzene and o-xylene in water samples using gas chromatography flame ionization detector
Ionic liquid mediated sol–gel sorbents for head-space solid phase microextraction (HS-SPME) were
developed for the extraction of benzene, toluene, ethylbenzene and o-xylene (BTEX) compounds from
water samples ...
Determination of Aromatic Amines Using Solid-Phase Microextraction Based on an Ionic Liquid-Mediated Sol–Gel Technique
A headspace solid-phase microextraction (HS-SPME) method was developed for isolation of monocyclic aromatic amines from water samples followed by gas chromatography–flame ionization detector (GC–FID). In this work, the ...
construction an ion selective membrane electrode for lead (II) cation based ob benzo-18-crown-6 as an ionophore with polyvinylchloride matrix using of dip-coating method
potentiometric method based on ion selective elctrodes compared to other method of analysis such as atomic absorption chromatography and other application speed and low cost .
Electrochemical hydride generation of Se (IV),Se (VI
An electrolytic hydride generation technique was developed for determination of Selenium by atomic absorption spectrometry. A laboratory-made electrolytic cell with graphite as cathode and platinum as anode is designed as ...
New polypyrrole–carbon nanotubes–silicon dioxide solid-phase microextraction fiber for the preconcentration and determination of benzene, toluene, ethylbenzene, and o-xylene using gas liquid chromatography
For the first time, a polypyrrole–carbon nanotubes–silicon dioxide composite film coated on a
steel wire was prepared by an electrochemicalmethod. Scanning electron microscopy images
showed that this composite ...
Headspace solid phase microextraction of volatile aromatic hydrocarbons using a steel wire coated with an electrochemicalprepared nanocomposite consisting of polypyrrole, carbon nanotubes, and titanium oxide
We have prepared a new material for solid-phase microextraction (SPME) of volatile aromatic hydrocarbons by electropolymerization of pyrrole, carbon nanotubes, and titanium oxide on the surface of a stainless steel wire. ...
Multiwalled carbon nanotubes/polypyrrole/SiO2 composite prepared by electrodeposition technique as a new solid phase microextraction sorbent for preconcentrationon of BTEX
BTEX is the collective name of benzene, toluene, ethylbenzene, and the xylene isomers (p, m,
and o-xylenes), all being harmful volatile organic compounds (VOCs). Human exposure to these
compounds can have ...
Electropolymerized polypyrrole/multiwalled carbon nanotubes/TiO2 composite on stainless steel wire for solid-phase microextraction of BTEX coupled to GC-FID
A novel solid-phase microextraction (SPME) fiber based on polypyrrole-carbon nanotubestitanium
oxide (PPy-CNT-TiO2) composite is coated onto stainless steel wire, was prepared via
electrochemical techniques.