Download or read book GB T 7979 2020 Translated English of Chinese Standard GBT 7979 2020 GB T7979 2020 GBT7979 2020 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-11-06 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the method for determining the content of dichloromethane extracts in pulp. This Standard is applicable to all kinds of pulps except waste pulp. When the sampling volume is 10g, the limit of detection for this method is 0.05%.