TAPPI T 527 om-19
Color of Paper and Paperboard (d/0, C/2)
standard by Technical Association of the Pulp and Paper Industry, 2019
Full Description
TAPPI T 527 om-19 specifies a procedure for measuring the color of paper or paperboard with tristimulus filter colorimeters or spectrophotometers incorporating diffuse/0 geometry and CIE (International Commission on Illumination) illuminant
C.
Note 1: TAPPI T 524 "Color of Paper and Paperboard (45/0, C/2)" describes a similar procedure using directional illumination and normal viewing.