Archives: Provisional Recommendations

Nomenclature of Flavonoids

Flavonoid structures, found in nature or obtained by synthesis, have become more and more complex, and a guide for aglycone names is provided here to permit the construction of the...

Definition of the mole

A definition of the mole is proposed and following a critical review of the definitions of fundamental chemical quantities.

Terminology of Separation Methods

Recommendations are given concerning the terminology of methods of separation in analytical chemistry, including chromatography, electromigration techniques, and field-flow fractionation and related techniques.