Home / Standards / GB/T 39703-2020 GB/T 39703-2020 Active Guideline for the testing of corrugated DeNOx catalysts 波纹板式脱硝催化剂检测技术规范 Standard Type GBT ICS 71.100.99 CCS G74 Status 现行 Issue Date 2020-12-14 Implementation 2021-11-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A