Home / Standards / GB/T 37498-2019 GB/T 37498-2019 Active Rubber,raw natural—Determination of the gel content of technically specified rubber (TSR) 天然生胶 技术分级橡胶(TSR)凝胶含量的测定 Standard Type GBT ICS 83.040.10 CCS B72 Status 现行 Issue Date 2019-06-04 Implementation 2020-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A