Fraction (fr.)

Synonym Portion, share
Abbreviation Fr.
Definition by words

Quotient of two identical kinds-of-quantity, for which the numerator kind-of-quantity relates to a component B and the denominator kind-of-quantity relates to the system 1.

Definition by equation

Note 1: Kind-of-quantity in the numerator and denominator is the same kind-of-quantity

Note 2: Component B  system 1 ( = “is an element of”)

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Reference Ferard G, Dybkaer R, Fuentes-Arderiu X. Compendium of Terminology and Nomenclature of Properties in Clinical Laboratory Sciences : Recommendations 2016. 1 ed: Royal Society of Chemistry; 2016. 182 p. Doi:10.1039/9781782622451.