Hello. Sign In
Standards Store

BS 4432-3

80th Edition, June 30, 1980

Complete Document

Methods for determining optical properties of pulp, paper and board. Part 3: Determination of opacity (paper backing) of paper and board by the diffuse reflectance method

Includes all amendments and changes through Reaffirmation Notice , September 15, 1996

View Abstract
Product Details
Document History

Detail Summary

Superseded By: BS ISO 2471

Additional Comments:
W/D S/S BY BS ISO 2471
Price (USD)
Secure PDF
Single User
In Stock
Add to Cart

Product Details:

  • Revision: 80th Edition, June 30, 1980
  • Published Date: September 15, 1996
  • Status: Superseded By:
  • Superseded By: BS ISO 2471
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 12
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

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.