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Nonlinear calibration by the standard addition method
Abstract The possibility of using the standard addition method (SAM) for calibration in the case of nonlinear relationship between the analytical signal and the analyte concentration is investigated.Expand
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Univariate calibration techniques in flow injection analysis
Abstract A critical view of univariate calibration techniques developed in the flow injection analysis (FIA) is presented. A classification system based on three main calibration categories —Expand
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An analysis of the similarity of motor oils on the basis of their elemental composition
Zinc, calcium and magnesium were determined in samples of motor oil by the flame atomic absorption spectrometry method. Fresh synthetic, semi-synthetic and mineral oils produced by Elf, Shell,Expand
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Experimental designs applied to hydrothermal synthesis of zeolite ERI+OFF (T) in the Na2O–K2O–Al2O3–SiO2–H2O system: Part 3. Mathematical models and geometrical forms of the relationship between
Abstract Mixed factorial plan of the type 2·3·2·2 was applied to study the effect of four synthesis parameters: silicon module, alkalinity, concentration of hydroxide ions in the reaction mixture,Expand
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Development of microextraction by packed sorbent for toxicological analysis of tricyclic antidepressant drugs in human oral fluid.
The aim of this study was to apply microextraction by packed sorbent (MEPS) to the isolation of six tricyclic antidepressants (TCADs): nordoxepin, doxepin, desipramine, nortriptyline, imipramine, andExpand
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An automatic, vigorous-injection assisted dispersive liquid-liquid microextraction technique for stopped-flow spectrophotometric detection of boron.
A novel automatic vigorous-injection assisted dispersive liquid-liquid microextraction procedure based on the use of a modified single-valve sequential injection manifold (SV-SIA) was developed andExpand
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Determination of acid dissociation constant of 20 coumarin derivatives by capillary electrophoresis using the amine capillary and two different methodologies.
In this work capillary electrophoresis has been used to determine acid dissociation constant of 20 structurally diverse coumarin derivatives. For a majority of compounds pKa value has been determinedExpand
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Simulation of drug metabolism
Searching for more efficient, more economical methods for simulation of drug metabolism using in-vitro methodology is one of the most rapidly developing research areas in analytical chemistry. Due toExpand
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Development of the MAE/UHPLC-MS-TOF method for determination of benzodiazepines in human bio-fluids for toxicological analysis.
A rapid method of microwave-assisted extraction (MAE) followed by ultrahigh performance liquid chromatography with mass spectrometry with time of flight detection (UHPLC-MS-TOF) was optimized andExpand
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Review of Univariate Standard Addition Calibration Procedures in Flow Analysis
The calibration procedures related to the standard addition method and used in flow analysis are critically reviewed. Expand
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