Home / Standards / GB/T 28728-2012 GB/T 28728-2012 Active Determination of the microstructure of solution-polymerized SBR 溶液聚合苯乙烯-丁二烯橡胶(SSBR)微观结构的测定 Standard Type GBT ICS 83.060 CCS G40 Status 现行 Issue Date 2012-09-03 Implementation 2013-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A