Home / Standards / GB/T 28608-2012 GB/T 28608-2012 Active 1-Oxa-4-azacyclohexane ( Morpholine) for industrial use 工业用1,4-氧氮杂环己烷(吗啉) Standard Type GBT ICS 71.080.99 CCS G17 Status 现行 Issue Date 2012-06-29 Implementation 2012-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A