Home / Standards / GB/T 30728-2014 GB/T 30728-2014 Active Determination of nitrogen in solid biofuels 固体生物质燃料中氮的测定方法 Standard Type GBT ICS 75.160.10 CCS D21 Status 现行 Issue Date 2014-03-27 Implementation 2014-10-01 Responsible Dept 国家能源局 Drafting Unit N/A