Purple Book may refer to:
*
''The Purple Book'' (Labour Party), a collection of essays by Labour politicians
* ''
Compendium of Macromolecular Nomenclature
The ''Compendium of Macromolecular Nomenclature'', by the International Union of Pure and Applied Chemistry (IUPAC), provides definition of polymer related terms and rules of nomenclature of polymers. It is referred to as the ''Purple Book''. It w ...
'', published by IUPAC
* ''Purple Book'', one of the Rainbow Books, defining the
double-density compact disc The double-density compact disc (DDCD) is an optical disc technology developed by Sony using the same laser wavelength as a compact disc, namely 780 nm. The format is defined by the ''Purple Book'' standard document. Unlike the compact-disc technolo ...
standard
{{disambiguation