Home / Standards / GB/T 24148.9-2014 GB/T 24148.9-2014 Active Plastics—Unsaturated polyester resins (UP-R)—Part 9: Determination of overall volume shrinkage 塑料 不饱和聚酯树脂(UP-R) 第9部分:总体积收缩率测定 Standard Type GBT ICS 83.080 CCS G31 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