BS 4432-2:1969
Methods for the determining optical properties of pulp paper and board. Measurement of diffuse ISO brightness (blue reflectance factor) of paper and board

Standard No.

BS 4432-2:1969

Release Date

1969

Published By

SCC

Status

Be replaced

Replace By

BS 4432-2:1975

Latest

BS 4432-2:1980

BS 4432-2:1969 history

• 1980 BS 4432-2:1980 Methods for determining optical properties of pulp, paper and board-Measurement of diffuse blue reflectance factor (ISO brightness) of paper and board
• 1975 BS 4432-2:1975 Methods for determining optical properties of pulp, paper and board. Measurement of diffuse blue reflectance factor (ISO brightness) of paper and board
• 1969 BS 4432-2:1969 Methods for the determining optical properties of pulp paper and board. Measurement of diffuse ISO brightness (blue reflectance factor) of paper and board