[PDF] Top 20 A solid-phase extraction method using Transcarpathian clinoptilolite for preconcentration of trace amounts of terbium in water samples
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A solid-phase extraction method using Transcarpathian clinoptilolite for preconcentration of trace amounts of terbium in water samples
... of trace amounts of rare earth elements [4, ...the solid-phase extraction (SPE) has also become quite popular sample preparation procedure for trace analysis [5–9], allows to ... See full document
7
Application of modified sawdust for solid phase extraction, preconcentration and determination of trace lead in water samples
... of solid phase extraction ...for preconcentration and extraction of lead ions in water samples was investigated in the present ...the extraction of lead ions ... See full document
14
Optimization of Low Amounts of Selenium Ions in Water and Blood Samples by Solid Phase Extraction Using Thiolated Nanosilica
... a trace element essential for human ...as solid phase microextraction have been proposed for its measurement ...aforementioned method uses different adsorbents as a stationary ...for ... See full document
6
Flame Atomic Absorption Spectrometric Determination of Trace Amounts of Zinc and Thallium in Different Matrixes after Solid Phase Extraction on Modified Multiwalled Carbon Nanotubes
... for trace amounts of thallium and zinc ions and can be used for its preconcentration from various ...posed method has the following advantages: simple, rapid, high enrichment factor (140), ... See full document
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Solid Phase Extraction of Ultra Trace Copper(II) Using Octadecyl Silica Membrane Disks Modified By (E)-N?-((1-Thiophen-2-Yl)Ethylidene)Benzene-1,2-Diamine Schiff?S Base
... the solid phase extraction of trace amounts of Cu(II) in water samples using Octadecyl Silica membrane disks modified by (E)-N’-((1- ... See full document
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Solid Phase Extraction of Ultra Trace Amounts of Ni2+ by Dimethylglyoxime (DMG) Immobilized on Column
... for preconcentration of trace metals from natural ...liquid extraction, ion exchange technique, filtration and ...to preconcentration of metals from water ... See full document
5
Solid phase extraction and preconcentration of Ni(II) using 1-(2-pyridylazo)-2-naphthol) (PAN) modified β-cyclodextrin butanediol diglycidyl ether polymer as a solid phase extractant
... selective preconcentration method was developed for the preconcentration of trace amounts of Ni(II) ions using 1-(2-pyridylazo)-2-naphthol (PAN) modified β-cyclodextrin ... See full document
12
Selective Preconcentration of Ultra Trace Amounts of Cobalt and Nickel on Octadecyl Bonded Silica Membrane Disk Modified with Thioridazine?Hcl and Determination by Inductively Coupled Plasma-Optical Emission Spectrometry
... the solid phase extraction of ultra trace amounts of cobalt and nickel in water samples using C 18 -silica extraction disks modified by 2- ... See full document
8
Fe3O4/CNT Magnetic Nanocomposites as Adsorbents to Remove Organophosphorus Pesticides from Environmental Water
... environmental water is safe for consumer’s health or any current use, the maximum residue limit (MRL) should be ...including solid-phase extraction (SPE) [6-8], solid phase ... See full document
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Application of Sulfur Nanoparticles as a Solid Phase Extraction Sorbent for the Preconcentration of Lead(II) and Palladium(II) in Environmental Samples Prior to Flame Atomic Absorption Spectrometry Determination
... palladium preconcentration possessed several advantages such as simplicity, high preconcentration factor and low ...developed method has been successfully applied to determine the trace of ... See full document
12
Ultrasound-assisted emulsification microextraction and preconcentration of trace amounts of silver ions as a cyclam complex
... USAEME method has many ad- vantages over the other methods in Table 3, such as it uses little toxic organic material and it is faster than LLE ...this method is faster and does not need heating and cooling ... See full document
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Synthesis and applications of new cyanopropyl-triethoxy silane and cyanopropyltriethoxysilane nanomaterials as sorbents of selected organophosphorus analysis
... micro solid phase extraction (D-µ-SPE) has been widely used to isolate pesticides (Jiménez-Soto et ...micro-solid phase extraction is a quick, easy, cheap, effective, rugged and ... See full document
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Determination of Some Polycyclic Aromatic Hydrocarbons in the Caspian Seawater by HPLC Following Preconcentration with Solid-Phase Extraction
... Since PAH compounds are carcinogenic, identi- ficatation and determination of these compounds in environment are very important [1].These substances can be produced in natural and anthropogenic processes and they can be ... See full document
6
Cloud Point Extraction for the Separation, Preconcentration and Spectrophotometric Determination of Trace Copper (II) In Herbal Plants Samples Using New Synthesized Reagent
... of copper with [6-(4BrPAA)], which it used for evaluation of copper. The suggested methods needs cheap instrumentation and good selectivity, offers safety, precision and high accuracy could apply in calculation of copper ... See full document
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Extraction of Insignificant Amounts of Phenols in Walnut (Juglans Regia) in Aqueous Samples
... soils.Solid phase extraction of insignificant amounts of Phenols in walnut (Juglans regia) in aqueous samples using carbon nanotubes and visible and ultraviolet spectrophotometry ... See full document
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Preconcentration of Lead in Sugar Samples by Solid Phase Extraction and Its Determination by Flame Atomic Absorption Spectrometry
... Concentration of Pb(II) ions were determined by an AA- 680 Shimadzu (Kyoto, Japan) flame atomic absorption spectrometer (FAAS) in an air-acetylene flame, accord- ing to the user’s manual provided by the manufacturer. A ... See full document
6
Assessment of the trace Levels of Lead (II) Using Solid Phase Extraction and Flame Atomic Absorption Spectrometry
... APDC is a non-selective chelating agent and reacts with a wide variety of metal ions, properly. This reagent is slightly soluble in water at neural pH, and quite stable in acidic media. This ligand behaves as a ... See full document
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A modified method of separating Tl(I) and Tl(III) in aqueous samples using solid phase extraction
... natural samples containing Tl(III) it forms an anionic group with DTPA, which Tl(I) cannot ...real samples, generally Tl(I) is the domi- nant valence state, thus solutions containing 380 ng Tl(III) and ... See full document
7
Development and Validation of Hplc-Ms/Ms Method for Rivaroxaban Quantitation in Human Plasma Using Solid Phase Extraction Procedure
... Instrumentation and Operating Conditions The liquid chromatography (LC) system consisted of solvent delivery (LC10ADVP), controller (LC10ADVP) and Column oven (CTO10ASVP) from Shimadzu (Kyoto, Japan). SIL HTC autosampler ... See full document
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Development and Validation of a HPLC-based Bioanalytical Method for Lorcaserin using Solid Phase Extraction and Application to a Pharmacokinetic Study in Rats
... proposed method was successfully applied to the determination of LOR in biological ...developed method was also found to be specific, since it was able to separate drug in the biological ... See full document
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