BS 4432-3:1980

$86.31

Methods for determining optical properties of pulp, paper and board – Determination of opacity (paper backing) of paper and board by the diffuse reflectance method

Published By	Publication Date	Number of Pages
BSI	1980	12

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Description

Applies to white or near-white papers and boards. Those treated with a fluorescent dyestuff or exhibiting significant fluorescence may be measured, but the agreement between values obtained with different instruments may be unsatisfactory and the meaning of the results may be difficult to assess.

Additional information

Status	Withdrawn
Title	Methods for determining optical properties of pulp, paper and board – Determination of opacity (paper backing) of paper and board by the diffuse reflectance method
Publisher	BSI
Committee	W/-
Pages	12
Publication Date	1980-06-30
Withdrawn Date	1998-11-15
Replaced By	BS ISO 2471:1998
ISBN	0 580 11471 6
Standard Number	BS 4432-3:1980, ISO 2471-1977
Identical National Standard Of	ISO 2471:1977
Descriptors	Paper products, Diffuse reflection, Optical measurement, Paper, Reflectance factor, Opacity, Board (paper), Specimen preparation
ICS Codes	85.060 - Paper and board

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BS 4432-3:1980

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