Home / Standards / GB/T 20622-2006 GB/T 20622-2006 Active Stable isotope 15N Inorganic labelled compound 稳定性同位素15N无机标记化合物 Standard Type GBT ICS 71.100.99 CCS G85 Status 现行 Issue Date 2006-09-14 Implementation 2007-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A