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Determination of Arsenic in Water by Potentially Portable Methodology
Arsenic Field Analysis Portable Instrument Water
2014/11/20
Arsenic contamination in groundwater is a worldwide problem. The existing portable field test kits can not provide accurate results when the arsenic concentration is around 10 μg L-1 or lower. This re...
Determination of trace element contents of Thymus species from Turkey
Thymus species trace elements minerals
2010/12/29
Eleven mineral and trace elements (Mg, Ca, K, Fe, Mn, Al, Zn, Cu, Cd, Ni, and Pb) were determined in the Thymus species growing in Turkey. The total concentrations were measured in samples mineralized...
Interference elimination studies during the determination of trace elements in cow liver using differential pulse polarography
Liver trace elements determination polarographic
2010/10/14
The liver is known to accumulate many trace elements; thus it is very important to determine their level in a sensitive way. The objective of this study was to develop a simple method for the simultan...
A simple spectrophotometric method for the determination of iron(II) aqueous solutions
Spectrophotometry iron determination morin alloys steels environmental biological samples soil samples
2010/4/8
An ultra-sensitive and highly selective non-extractive spectrophotometric method is presented for the rapid determination of iron(II) at trace levels using 2', 3, 4', 5, 7-Pentahydroxyflavone (morin) ...
Potentiometric Utility of the New Solid-State Sensor Based on Crowned Ionophore for the Determination of K+
Ion-selective electrodes Solid-state contact PVC-membrane K+ determination
2010/4/16
All solid-state contact poly vinyl chloride (PVC) membrane potassium-selective electrode has been developed. The construction of the ion selective electrode membrane was organized using ionophore 4,4'...
Solid Phase Extraction of Cadmium in Edible Oils Using Zinc Piperazinedithiocarbamate and Its Determination by Flame Atomic Absorption Spectrometry
Solid Phase Extraction Edible Oils Using Zinc Piperazinedithiocarbamate Its Determination
2010/4/16
A method was developed for preconcentration of cadmium with zinc-piperazinedithiocarbamate (ZnPDC) in edible oils and its determination by flame atomic absorption spectrometer (FAAS). The preconcentra...
FFT-Adsorptive Voltammetric Technique for Pico-Level Determination of Tetracycline in Capsules at an Au Microelectrode in Flowing Solutions
Tetracycline ultramicroelectrode continuous cyclic voltammetry flow injection analysis fast Fourier transformation
2010/4/16
This study illustrates a novel method for fast monitoring of tetracycline in flow-injection systems. The fast Fourier transformation, along with continuous cyclic voltammetry (FFTCV) at a gold microel...
Performance Comparison between Monolithic C18 and Conventional C18 Particle-Packed Columns in the Liquid Chromatographic Determination of Propranolol HCl
Monolithic columns Chromolith Performance propranolol hydrochloride performance validation degradation products method transfer batch reproducibility
2010/4/19
Performance Comparison between Monolithic C18 and Conventional C18 Particle-Packed Columns in the Liquid Chromatographic Determination of Propranolol HCl.
First- and Second-Derivative Spectrophotometry for Simultaneous Determination of Copper and Cobalt by 1-(2-Pyridylazo)-2-naphthol in Tween 80 Micellar Solutions
Copper Cobalt PAN Simultaneous Derivative spectrophotometry
2010/4/19
1-(2-Pyridylazo)-2-naphthol (PAN) has been used for the simultaneous determination of copper and cobalt at trace levels. PAN at pH 1.89 forms red and green complexes with copper and cobalt, respective...
Rapid Complexometric Determination of Mercury(II) Using Glutathione as a Selective Demasking Reagent
Complexometry Demasking reagent EDTA titration Glutathione Mercury determination
2010/4/20
A simple, rapid and selective complexometric method is proposed for the determination of mercury(II) in the presence of associated metal ions. Mercury(II) is first complexed with an excess of EDTA and...
Determination of Fluoride in Various Samples and Some Infusions Using a Fluoride Selective Electrode
Fluoride Water Infusion Tea Toothpaste Fluoride ion-selective electrode
2010/4/21
The determination of fluoride in some environmental samples was performed using a fluoride ion-selective electrode. Fluoride concentrations were determined in drinking waters (from different provinces...
Catalytic Spectrophotometric Determination of Manganese in Some Medicinal Plants and Their Infusions
manganese determination catalytic spectrophotometric method medicinal plants infusions
2010/4/21
The catalytic effect of manganese (II) on the oxidation of the dye 1,3-Dimethyl- 2 [4-N (N,N-dimethylamino) phenylazo] imidazolium perchlorate (BR) with potassium periodate in the presence of 1,10-phe...
Simultaneous Determination of Copper, Zinc and Selenium in Chicken Liver by Differential Pulse
Chicken liver determination copper selenium zinc differential pulse polarography
2010/4/21
A differential pulse polarographic method for the determination of copper, zinc and selenium in chicken liver is described. It was possible to determine these elements in a single sample solution afte...
Determination of H2O2 Content of Various Water Samples Using a Chemiluminescence Technique
H2O2 Chemiluminescence Technique
2010/4/21
Determination of H2O2 Content of Various Water Samples Using a Chemiluminescence Technique.
Spectrophotometric Determination of Mexiletine Hydrochloride in Capsules Using Bromothymol Blue
Spectrophotometry Mexiletine hydrochloride Bromothymol blue Ion-pair
2010/4/22
A new spectrophotometric method based on the formation of an ion-pair using bromothymol blue as ion-pair complexing reagent was developed for the determination of mexiletine hydrochloride in capsules....