Home / Standards / GB 12022-1989 GB 12022-1989 Abolished Sulphur hexafluoride for industrial use 工业六氟化硫 Standard Type GB ICS 71.060 CCS G87 Status 废止 Issue Date 1989-12-29 Implementation 1990-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A