Home / Standards / GB/T 28610-2020 GB/T 28610-2020 Active Methyl vinyl silicone rubber 甲基乙烯基硅橡胶 Standard Type GBT ICS 83.060 CCS G35 Status 现行 Issue Date 2020-03-06 Implementation 2021-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A