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کلمات کلیدی: Microextraction


موارد یافت شده: 88

1 - Preconcentration of morphine in urine sample using a green and solvent-free microextraction method (چکیده)
2 - Molecular modeling and experimental study of a new peptide-based microextraction fiber for preconcentrating morphine in urine samples (چکیده)
3 - Potential application of amino acids in analytical toxicology (چکیده)
4 - Developing a new sensitive solid-phase microextraction fiber based on carbon nanotubes for preconcentration of morphine (چکیده)
5 - Response surface methodology for modelling and determination of catechin in Pistachio green hull using surfactant-based dispersive liquid–liquid microextraction followed by UV–Vis spectrophotometry (چکیده)
6 - Zero valent Fe-reduced graphene oxide quantum dots as a novel magnetic dispersive solid phase microextraction sorbent for extraction of organophosphorus pesticides in real water and fruit juice samples prior to analysis by gas chromatography-mass spectrometry (چکیده)
7 - Preconcentration and Determination of Lead for Trace Levels in Water and Wastewater Samples by Vortex-Assisted Microextraction Using TPAS as a New Synthetic Complexing Agent with Electrothermal Atomic Absorption Spectroscopy Detection (چکیده)
8 - Development of a novel ultrasonic-assisted magnetic dispersive solid-phase microextraction methodcoupled withhigh performance liquid chromatography for determination of mirtazapine and its metabolites in human urineand water samples employingexperimental design (چکیده)
9 - Glycine functionalized multi wall carbon nanotubes as a novel hollow fiber solid phase microextraction sorbent for preconcentration of venlafaxine and o- desmethyl venlafaxinein biological and water samples prior to determination by high performance liquid chromatography (چکیده)
10 - Ultrasonic-assisted magnetic dispersive solid-phase microextraction: a novel approach for rapid and efficient microextractionof naproxen and ibuprofen employingexperimental design by high performance liquid chromatography (چکیده)
11 - A new supramolecular based liquid solid microextraction method for preconcentration and determination of trace bismuth in human blood serum and hair samples by electrothermal atomic absorption spectrometry (چکیده)
12 - A Microextraction Method Based on Ligandless Ion-Pair Formation for Measuring the Cadmium Cation in Real Samples by Flame Atomic Absorption Spectrometry (چکیده)
13 - Determination of Total Thallium in Water and Spinach Samples by Ligand Less Microextraction Using Ion Pair Based Dispersive Liquid Liquid Microextraction Followed by Electrothermal Atomic Absorption Spectrometry (چکیده)
14 - Electrochemical Hydride Generation coupled with Automated Dynamic Headspace Liquid-phase Microextraction: A novel sample preparation method to improve spectrophotometrics ultramicro-analysis of Antimony(III) (چکیده)
15 - Determination of Aromatic Amines Using Solid-Phase Microextraction Based on an Ionic Liquid-Mediated Sol–Gel Technique (چکیده)
16 - Ultra-Trace Determination of Co (ІІ) in Real Samples Using Ion Pair-Based Dispersive Liquid-Liquid Microextraction Followed by Electrothermal Atomic Absorption Spectrometry (چکیده)
17 - Determination of melamine in soil samples using surfactant-enhanced hollow fiber liquid phase microextraction followed by HPLC–UV using experimental design (چکیده)
18 - RETRACTED: Synthesis and characterization of composite polymer, polyethylene glycol grafted flower-like cupric nano oxide for solid phase microextraction of ultra-trace levels of benzene, toluene, ethyl benzene and o-xylene in human hair and water samples (چکیده)
19 - Application of molecularly-imprinted polymers in solid-phase microextraction techniques (چکیده)
20 - Ion pair based dispersive liquid–liquid microextraction for the preconcentration of ultratrace levels of bismuth(III) and its determination by electrothermal atomic absorption spectroscopy (چکیده)
21 - Vortex-assisted liquid-liquid microextraction prior to UV-Vis spectrophotometry for determination of sulfide using methylene blue method (چکیده)
22 - Vortex-assisted microextraction coupled to UV–Vis Spectrophotometry as a simple and sensitive approach for detection of iron (چکیده)
23 - Electrochemical hydride generation coupled to funnel assisted headspace liquid phase microextraction and UV-Vis spectrophotometry for determination of arsenic (چکیده)
24 - Extraction of Cu(II) Ions in Wastewaters Using New Solid/Liquid Phase Microextraction Technique Based on Incorporating Functionalized Carbon Nanotubes into Polypropylene Hollow Fiber (چکیده)
25 - Speciation and determination of iron using dispersive liquid–liquid microextraction based on solidification of organic drop followed by flame atomic absorption spectrometry (چکیده)
26 - Vortex-assisted surfactant-enhanced emulsification microextraction based on solidification of floating organic drop followed by electrothermal atomic absorption spectrometry for speciation of antimony (ΙΙΙ,V (چکیده)
27 - Dispersive Liquid-Liquid Microextraction Based on Solidification of Floating Organic Drop Combined with Flame Atomic Absorption Spectrometry for Preconcentration and Determination of Thallium(III) in Water Samples (چکیده)
28 - 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 (چکیده)
29 - Hydride generation coupled to microfunnel-assisted headspace liquid-phase microextraction for the determination of arsenic with UV–Vis spectrophotometry (چکیده)
30 - 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 (چکیده)
31 - Preparation 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 (چکیده)
32 - Ionic Liquid-Based Dispersive Liquid-Liquid Microextraction Combined with Flame Atomic Absorption Spectrometry for Determination of Silver in Water Samples (چکیده)
33 - Carbon nanotube assisted sol-gel based hollow fiber solidphase microextraction combined with pre-heating injectionhigh performance liquid chromatography as a novel sample preparation method for determination of nitroaromatics (چکیده)
34 - Ionic-liquid-mediated poly(dimethylsiloxane)- grafted carbon nanotube fiber prepared by the sol–gel technique for the head space solid-phase microextraction of methyl tert-butyl ether using GC (چکیده)
35 - Determination of Mercury in Real Water Samples Using in situ Derivatization Followed by Sol-Gel–Solid-Phase Microextraction with Gas Chromatography–Flame Ionization Detection (چکیده)
36 - 2--2Nitroso-1-naphthol as a selective reagent for preconcentration of cobalt by vortex assisted combined with solidification of organic droplet and its determination by flame atomic absorption spectrometry (چکیده)
37 - Vortex-assisted ionic liquid microextraction coupled to flame atomic absorption spectrometry for determination of trace levels of cadmium in real samples (چکیده)
38 - Ion pair-dispersive liquid-liquid microextraction of trace amounts of antimony and its determinate by uv-visb spectrophotometery in real samples (چکیده)
39 - Supramolecular–based dispersive liquid–liquid microextraction for determination of copper in soil, water and vegetable samples (چکیده)
40 - Chemical Hydride Generation-Liquid Phase Microextraction along with UV-Vis Spectrophotometry for Determination of Arsenic (چکیده)
41 - Miniaturized and green method for determination of chemical oxygen demand using UV-induced oxidation with hydrogen peroxide and single drop microextraction (چکیده)
42 - Head-space single drop microextraction combined with gas chromatography with an electron capture detectorfor determination of iodine in infant formulas (چکیده)
43 - Determination of brilliant green in fish farming water using carbon nanotube assisted pseudo-stir bar solid/liquid microextraction combined with UV–vis spectroscopy–diode array detection (چکیده)
44 - 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 (چکیده)
45 - Supramolecular dispersive liquid–liquid microextractionbased solidification of floating organic drops forspeciation and spectrophotometric determination ofchromium in real samples (چکیده)
46 - Ionic Liquid-Based Dispersive Liquid-Liquid Microextraction Combined with FlameAtomic Absorption Spectrometry for Determination of Silver in Water Samples (چکیده)
47 - Determination of Hg(II) in Environmental Water Samples Using DLLME Method Prior to GC-FID (چکیده)
48 - Simultaneous derivatization and extraction of iodine from milk samples by hollow fiber liquid-phase microextraction followed by gas chromatography-electron capture detection (چکیده)
49 - Determination of monocyclic aromatic amines using headspace solid-phase microextraction based on sol–gel technique prior to GC (چکیده)
50 - Solid-phase microextraction based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes as extracting phase (چکیده)
51 - Pre-Concentration and Determination of β-Blockers Using Carbon Nanotube-Assisted Pseudo-Stirbar Hollow Fiber... (چکیده)
52 - Combination of New Solid/Liquid Phase Microextraction Technique Based on Functionalized Multiwalled Carbon Nanotubes with Flame Atomic Absorption Spectroscopy for the Extraction and Determination of Zn(II) in the Environmental Samples (چکیده)
53 - Preconcentration of lead using solidification of floating organic drop and its determination by electrothermal atomic absorption spectrometry (چکیده)
54 - An overview of liquid phase microextraction approaches combined with UV–Vis spectrophotometry (چکیده)
55 - Determination of non-steroidal anti-inflammatory drugs in urine by hollow-fiber liquid membrane-protected solid-phase microextraction based on sol–gel fiber coating (چکیده)
56 - Pre-concentration of non-steroidal anti-inflammatory drugs in water using dispersive liquid–liquid and single-drop microextraction with high-performance liquid chromatography In (چکیده)
57 - Pre-concentration and determination of amitriptyline residues in waste water by ionic liquid based immersed droplet microextraction and HPLC (چکیده)
58 - Pre-concentration andDetermination of brilliant green from fish pond water using carbon nanotube assisted pseudo-stir bar solid/liquid microextraction combined with UV–vis spectroscopy–diode array detection (چکیده)
59 - Application of Experimental Design for Optimization of Diffusive Liquid Phase Microextraction of Methylphenidate in Water Samples (چکیده)
60 - Evaluation Procedures for Liquid-Liquid Microextraction and Spectrophotometric Analysis of Three Carcinogenic Aromatic Amines Using Mean Centering of Ratio Spectra and Partial Least Squares (چکیده)
61 - Determination of brilliant green from fish pond water using carbon nanotube assisted pseudo-stir bar solid/liquid microextraction combined with UV–vis spectroscopy–diode array detection (چکیده)
62 - Determination of non-steroidal anti-inflammatory drugs in water samples by solid-phase microextraction based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes coated fiber (چکیده)
63 - Design, synthesis and evaluation of a molecularly imprinted polymer for hollow fiber–solid phase microextraction of chlorogenic acid in medicinal plants (چکیده)
64 - Determination of Non-Steroidal, Analgesic, Anti-Inflammatory Drugs (NSAIDs) in Environmental Water Samples Using Liquid-Phase Microextraction Method (LPME) Prior to UV-Vis Spectrophotometer (چکیده)
65 - Determination of furan in food samples using two solid phase microextraction fibers based on sol–gel technique with gas chromatography–flame ionisation detector (چکیده)
66 - Determination of Iron in Water Samples by Directly Suspended droplet Microextraction Combined with UV–Vis Spectrophotometry (چکیده)
67 - A novel solid-phase microextraction using coated fiber based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes for determination of benzene, toluene, ethylbenzene and o-xylene in water samples with gas chromatography-flam ionization detector (چکیده)
68 - Hollow fiber supported solid phase microextraction technique based on carbon nanotube reinforced sol-gel and differential pulsed anodic stripping voltammetry: a new technique for pre-concentration and determination of heavy metals. (چکیده)
69 - Simultaneous extraction and determination of lead, cadmium and copper in rice samples by a new pre-concentration technique: Hollow fiber solid phase microextraction combined with differential pulse anodic stripping voltammetry (چکیده)
70 - Synthesis and application of a novel solid-phase microextraction adsorbent: Hollow fiber supported carbon nanotube reinforced sol–gel for determination of phenobarbital (چکیده)
71 - Surfactant-Extraction Method (چکیده)
72 - Separation and Determination of Amitriptyline and Nortriptyline in Biological Samples Using Single-Drop Microextraction with GC (چکیده)
73 - Application of Sol–Gel Based Poly(ethylene glycol)/Multiwalled Carbon Nanotubes Coated Fiber for SPME of Methyl tert-Butyl Ether in Environmental Water Samples (چکیده)
74 - Ionic Liquid-Based Submerged Single Drop Microextraction: a New Method for the Determination of Aromatic Amines in Environmental Water Samples (چکیده)
75 - Comparative study of direct immersion and headspace single drop microextraction techniques for BTEX determination in water samples using GC-FID (چکیده)
76 - Determination of chlorophenols in environmental water samples using directly suspended droplet liquid-liquid-liquid phase microextraction prior to high-performance liquid chromatography (چکیده)
77 - Determination of Hg in natural water by Diphenylation by SDME-GC (چکیده)
78 - Liquid Phase Microextraction (چکیده)
79 - Determination of 3-nitroaniline in water samples by directly suspended droplet three-phase liquid-phase microextraction using 18-crown-6 ether and high-performance liquid chromatography (چکیده)
80 - Preconcentration Of Thallium (I) By Single Drop Microextraction With Electrothermal Atomic Absorption Spectroscopy Detection Using Dicyclohexano-18-crown-6 as Extractant System (چکیده)
81 - A new high-speed hollow fiber based liquid phase microextraction method using volatile organic solvent for determination of aromatic amines in environmental water samples prior to high-performance liquid chromatography (چکیده)
82 - A new high speed hollow fibre based liquid phase microextraction method using volatile organic solvent for determination of aromatic amines... (چکیده)
83 - Separation and determination of benzene, toluene, ethylbenzene and o-xylene compounds in water using SDME coupled with GC (چکیده)
84 - A new technique for extraction of metal ions in water samples, combination of ‎multiwalled carbon nanotubes and polypropylene hollow fiber as a solid-liquid ‎microextraction technique‎ (چکیده)
85 - Separation and Determination of Benzene, Toluene, Ethylbenzene and O-Xylene Compounds in Water Using Directly Suspended Droplet Microextraction coupled with Gas Chromatography-Flame Ionization Detector (چکیده)
86 - Directly Suspended Droplet Microextraction and Analysis of Amitriptyline and Nortriptyline by GC (چکیده)
87 - Directly Suspended Droplet Three Liquid Phase Microextraction of Diclofenac Prior to LC (چکیده)
88 - BTEX determination in water matrices using HF-LPME with gas chromatography–flame ionization detector (چکیده)