Home / Standards / GB/T 7979-2020 GB/T 7979-2020 Active Pulp—Determination of dichloromethane soluble matter 纸浆 二氯甲烷抽出物的测定 Standard Type GBT ICS 85.040 CCS Y30 Status 现行 Issue Date 2020-07-21 Implementation 2021-02-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A