Vol. 76, No. 3, 2021
Luminescence Semiconductor Quantum Dots in Chemical Analysis
p. 273 abstract
Comparison of Headspace, Hydrodistillation and Pressurized Liquid Extraction of Terpenes and Terpenoids from Food Matrices—Qualitative and Quantitative Analysis
p. 284 abstract
Preconcentration of Phenolic Compounds on Carbon Sorbents and Their Chromatographic Determination in Aqueous Extracts of Medicinal Plants
p. 296 abstract
Multielement Analysis of Oil by ICP–AES and ICP–MS with Microwave-Assisted Sample Preparation
p. 306 abstract
Determination of Melamine by Diffuse Reflectance Spectroscopy by its Effect on the Formation of a Gold–Polyurethane Foam Nanocomposite
p. 315 abstract
A New Spectrophotometric Method for Thorium Determination using 1,4-dihydroxyanthraquinone
p. 322 abstract
Microextraction–Colorimetric (Fluorimetric) Determination of Cationic and Anionic Surfactants in Food Products
p. 330 abstract
Extraction–Chromatographic Determination of the Total Concentration of Monocyclic Arenes С6–С9 in Wastewater
p. 339 abstract
Determination of the Impurity Level of High-Purity Arsine by Chromatography–Mass-Spectrometry
p. 347 abstract
Square-wave Adsorptive Cathodic Stripping Voltammetric Determination of Trace Palladium using 4-(2-thiazolylazo)-resorcinol
p. 355 abstract
In situ Voltammetry Determination of Ascorbic and Oxalic Acids in Juices and Fruits Using an Electrode Modified by a Gold–Palladium Bimetallic System
p. 365 abstract
An Electrode Based on Electropolymerized Sunset Yellow for the Simultaneous Voltammetric Determination of Chlorogenic and Ferulic Acids
p. 371 abstract
An Electrochemical Sensor based on Molecularly Imprinted Polymer for Methyl Paraben Recognition and Detection
p. 381 abstract
Ion Exchanger-Filled Track Membranes with Asymmetric Pores for the Electrochemical Determination of Acetylcholine Chloride
p. 390 abstract
Constructing a Resistive Gas Sensor based on the Highly Stable Mil-53(Fe)/Ag/CNT Ternary Nanocomposite for Sensing Polar Volatile Organic Compounds Such as Methanol
p. 399 abstract