Home / Standards / GB/T 18608-2012 GB/T 18608-2012 Active Determination of Nickel,Vanadium,Iron,and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry 原油和渣油中镍、钒、铁、钠含量的测定 火焰原子吸收光谱法 Standard Type GBT ICS 75.040 CCS E21 Status 现行 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 国家标准委 Drafting Unit N/A