Home / Standards / GB 4962-2008 GB 4962-2008 Active Technical safety regulation for gaseous hydrogen use 氢气使用安全技术规程 Standard Type GB ICS 71.100.20 CCS G86 Status 现行 Issue Date 2008-12-11 Implementation 2009-10-01 Responsible Dept 应急管理部 Drafting Unit 应急管理部