Home / Standards / GB/T 34917-2017 GB/T 34917-2017 Active Determination of gelation degree of unplasticized poly(vinyl chloride)(PVC-U) products—Torque rheometer method 硬聚氯乙烯(PVC-U)制品凝胶化度的测定 转矩流变仪法 Standard Type GBT ICS 83.140.01 CCS G33 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A