Home / Standards / GB/T 33090-2016 GB/T 33090-2016 Active Chemical reagent—N-(1-naphthyl)ethylenediamine dihydrochloride 化学试剂 N-(1-萘基)乙二胺盐酸盐 Standard Type GBT ICS 71.040.30 CCS G63 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A