Home / Standards / GB/T 40280-2021 GB/T 40280-2021 Active Plastics—Resins in the liquid state or as emulsions or dispersions—Determination of apparent viscosity using a single cylinder type rotational viscometer method 塑料 液态或乳液态或分散体系的树脂 用单筒旋转黏度计测定表观黏度 Standard Type GBT ICS 83.080.01 CCS G31 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A