Home / Standards / GB/T 34537-2017 GB/T 34537-2017 Active Hydrogen and compressed natural gas (HCNG) blended as vehicle fuel 车用压缩氢气天然气混合燃气 Standard Type GBT ICS 27.180 CCS F19 Status 现行 Issue Date 2017-10-14 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A