optical purity

https://doi.org/10.1351/goldbook.O04310
The ratio of the observed @O04312@ of a sample consisting of a mixture of enantiomers to the @O04312@ of one pure @E02069@.
See:
enantiomeric excess
Source:
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2212 [Terms] [Paper]