paper types according to 4.3.2.1.
the values without brackets are measurements in accordance with ISO 12647-1: D50 illuminant, 2 observer, 0245 or 45/0 geometry , black , backing. values in brackets pertain to measurement on the white backing specified by CGATS.5 and are informative only.
The colors were derived from those of ISO 2846-1 by the method give in the informative Annex A of this part of ISO 12647