Home / Standards / GB/T 30914-2014 GB/T 30914-2014 Active Styrene-isoprene-butadiene rubber (SIBR)―Determination of the microstructure 苯乙烯-异戊二烯-丁二烯橡胶(SIBR)微观结构的测定 Standard Type GBT ICS 83.040 CCS G35 Status 现行 Issue Date 2014-07-08 Implementation 2014-12-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A