Download or read book GB/T 40442-2021 Translated English of Chinese Standard (GB/T 40442-2021, GBT40442-2021) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-11-07 with total page 13 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document specifies the methods to determine the weight factor when analyzing fiber composition of paper, board and pulp, including comparison method and fiber coarseness method. This document applies to paper, board and pulp composed of pure-bred fibers. NOTE: Pure-bred fiber refers to a single type of fiber with a significant difference in weight factor of no more than 5% of other fibers.