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Vol 74, No 11 (2019)

Application of Response Surface Methodology for Optimization of Conditions for Nickel Determination in Water and Vegetables by Switchable Solvent based Liquid Phase Microextraction

Fereshteh Heydari , Majid Ramezani

(Eng)

Vol 73, No 6 (2018)

Determination of Precious Metals in Geological Samples from Four Gold Ore Deposits of the North-East of Russia

Vasil’eva I.E., Shabanova E.V., Goryacheva E.M., Sotskaya O.T., Labusov V.A., Neklyudov O.A., Dzyuba A.A.

(Eng)

Vol 72, No 6 (2017)

Microspectrophotometric determination of erythrosine in beverage and water samples after ultrasonic assisted supramolecular-based dispersion solidification liquid–liquid microextraction

Shokrollahi A., Pili H.B., Doust K.H.

(Eng)

Vol 71, No 6 (2016)

Flotation-assisted dispersive liquid–liquid microextraction method for preconcentration and determination of trace amounts of cobalt: Orthogonal array design

Mohammadzadeh A., Ramezani M., Ghaedi A.

(Eng)

Vol 74, No 11 (2019)

Optimization of Air-assisted Liquid–liquid Microextraction by Box–behnken Design for Spectrophotometric Determination of Palladium in Water Samples

Elnaz Koosha , Ramezani M., Niazi A.

(Eng)

Vol 73, No 5 (2018)

Determination of Sulfur in Geological Samples and Soils Using a High-Temperature Arc Plasmatron

Tyurin D.A., Sil’kis E.G., Savinova E.N.

(Eng)

Vol 72, No 3 (2017)

Methods of determination of sulfur yperite–DNA adducts

Orlova O.I., Savel’eva E.I., Karakashev G.V.

(Eng)

Vol 74, No 9 (2019)

Solved and Unsolved Problems of the Metrology of Chemical Analysis

Karpov Y.A., Filippov M.N., Baranovskaya V.B.

(Eng)

Vol 73, No 3 (2018)

Diesel-Range Organics Extraction and Determination in Environmental Samples by Gas Chromatography‒Mass Spectrometry: Headspace Solid Phase Microextraction vs. Solvent Extraction

Balseiro-Romero M., Monterroso C.

(Eng)

Vol 72, No 2 (2017)

Determination of neonicotinoid insecticides in natural waters by high-resolution time-of-flight mass spectrometry with direct electrospray ionization of samples

Amelin V.G., Bol’shakov D.S., Andoralov A.M.

(Eng)

Vol 74, No 6 (2019)

A New Method for Purifying Fat-Containing Extracts in the Determination of Polybrominated Diphenyl Ethers

Shelepchikov A.A., Ovcharenko V.V., Kozhushkevich A.I., Brodskii E.S., Komarov A.A., Turbabina K.A., Kalantaenko A.M.

(Eng)

Vol 73, No 11 (2018)

Chemometrics-Assisted QuEChERS Method Coupled with HPLC-Diode Array Detection for the Determination of Phthalate Esters in Food-Grade Plastics

Banafsheh Aghvami , Faraji H., Shahbaazi H.

(Eng)

Vol 71, No 11 (2016)

Determination of lead ions using an diantipyrylmethane-based electrode

Tataeva S.D., Magomedova V.S., Magomedov K.E.

(Eng)

Vol 74, No 6 (2019)

Preconcentration and Determination Of Fluoxetine and Norfluoxetine in Biological and Water Samples with β-cyclodextrin Multi-walled Carbon Nanotubes as a Suitable Hollow Fiber Solid phase Microextraction Sorbent and High Performance Liquid Chromatography

Ghorbani M., Esmaelnia M., Aghamohammadhasan M., Akhlaghi H., Seyedin O., Azari Z.A.

(Eng)

Vol 73, No 9 (2018)

Preparation of Geological Samples to the Simultaneous Determination of Five Alkali Elements by Flame Atomic Emission Spectrometry

Shabanova E.V., Zak A.A., Vasil’eva I.E.

(Eng)

Vol 71, No 10 (2016)

Problems and optimization of sampling, storage, and sample preparation in the determination of the trace element composition of human saliva

Savinov S.S., Anisimov A.A., Drobyshev A.I.

(Eng)

Vol 74, No 4 (2019)

Potassium Bromate–quinine Chemiluminescence Detection of Thiram in Water Samples using Flow Injection Analysis

Asghar M., Yaqoob M., Nabi A.

(Eng)

Vol 72, No 13 (2017)

Determination of Methylphosphonic Acid in Human Blood Plasma by High-Performance Liquid Chromatography–Tandem Mass Spectrometry

Baygildiev T.M., Rodin I.A., Stavrianidi A.N., Braun A.V., Shpigun O.A., Rybalchenko I.V.

(Eng)

Vol 71, No 10 (2016)

On the methodology of creation of novel techniques for quantitative chemical analysis

Zolotov Y.A.

(Eng)

Vol 74, No 12 (2019)

Application of Ultrasound-assisted Cloud-point Extraction and Spectrophotometry for Preconcentration and Determination of Trace Amounts of Copper(II) in Beverages

Nuket Kartal Temel , Ramazan Gürkan

(Eng)

Vol 74, No 2 (2019)

Matrix Interference in the Determination of Elements in Biological Samples by Inductively Coupled Plasma–Mass Spectrometry and Methods for Its Elimination

Seregina I.F., Osipov K., Bol’shov M.A., Filatova D.G., Lanskaya S.Y.

(Eng)

Vol 72, No 10 (2017)

Determination of ametoctradin in plant residues and environmental samples by HPLC with an UV detector

Komarova A.S., Chermenskaya T.D., Chelovechkova V.V.

(Eng)

Vol 71, No 10 (2016)

Determination of pesticides in environmental materials and food products by capillary electrophoresis

Bol’shakova D.S., Amelin V.G.

(Eng)

Vol 74, No 11 (2019)

Analysis of Silver and Gold Samples from the Borodino Treasure by Inductively Coupled Plasma Mass Spectrometry and Inductively Coupled Plasma Atomic Emission Spectrometry

Karandashev V.K., Shishlina N.I., Khvostikov V.A., Kolchina A.S., Burmii Z.P., Loboda A.Y.

(Eng)

Vol 74, No 2 (2019)

Determination of Diazinon, Phosalone and Endosulfan in Raw Milk using Continuous Sample Drop Flow Microextraction Followed by High Performance Liquid Chromatography‒Ultraviolet Detection

Meghdad Pirsaheb , Fattahi N., Amirian F., Sharafi K.

(Eng)

1 - 25 of 27 Items 1 2 > >>

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