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This part of ISO 20616 specifies an extensible file format in conformity with W3C Extensible Markup Language (XML) 1.0, for the exchange of print quality requirements data and metadata between print quality control applications including, but not limited to, print quality management systems.

The following electronic files are referenced within ISO 20616-1:

ISO20616-1PRX.xsd available at iso20616-1prx.xsd

PRX Schema Diagrams and Documentation available at ISO20616-1SchemaDoc.pdf

PRX_MasterSampleA.pqx available at

PRX_MasterSampleB.pqx available at