Methods for the determining optical properties of pulp paper and board. Measurement of diffuse ISO brightness (blue reflectance factor) of paper and board.
STANDARD published on 18.3.1969
Designation standards: BS 4432-2:1969
Note: WITHDRAWN
Publication date standards: 18.3.1969
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS