A review about the influence of mobile phase acid–base equilibria on the liquid
chromatography retention of protolytic analytes with acid–base properties is presented. The …

A review about the analyte p K a and buffer pH variations in RP‐HPLC mobile phases with
the changes in the organic modifier content (acetonitrile or methanol) is presented. A model …

The first IUPAC Manual of Symbols and Terminology for Physicochemical Quantities and
Units (the Green Book) of which this is the direct successor, was published in 1969, with the …

Trolox, gallic acid, chlorogenic acid, caffeic acid, catechin, epigallocatechin gallate, and
ascorbic acid are antioxidants used as standards for reaction with chromogenic radicals, 2, 2 …

Significant advances have been made in the synthesis of chemically selective environments
within metal–organic frameworks, yet materials development and industrial implementation …

The pKa values of nine polyphenolic acid substances in water and acetonitrile–water
mixtures using potentiometric, spectrophotometric, and liquid chromatographic (LC) …

Plant hormones, specialized chemical substances produced by plants, are the main internal
factors controlling growth and development. In this study the pH and polarity of the mobile …

The glossary contains definitions of more than 500 terms frequently used in relation to the
chemistry, mode of action, regulation, and use of pesticides. A wide range of disciplines is …

Capillary electrophoresis, liquid chromatography, potentiometry and UV–visible
spectrophotometry are frequently used for determination of pKa values of substances. In this …

Measurement of pH in aqueous-organic mixtures with different compositions is of high
importance in science and technology, but it is, at the same time, challenging both from a …