Home / Standards / GB/T 13217.4-2020 GB/T 13217.4-2020 Active Test method for viscosity of ink 油墨黏度检验方法 Standard Type GBT ICS 87.080 CCS Y44 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A