Home / Standards / GB/T 17674-2012 GB/T 17674-2012 Abolished Determination of nitrogen in crude oil by boat-inlet chemiluminescence 原油中氮含量的测定 舟进样化学发光法 Standard Type GBT ICS 75.040 CCS E21 Status 废止 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 国家标准委 Drafting Unit N/A