Home / Standards / GB/T 23519-2009 GB/T 23519-2009 Abolished Chlorotri (triphenylphosphine) rhodium 三苯基膦氯化铑 Standard Type GBT ICS 77.120.99 CCS H68 Status 废止 Issue Date 2009-04-08 Implementation 2010-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A