Home / Standards / GB/T 23656-2016 GB/T 23656-2016 Active Rubber compounding ingredients—Determination of surface area for silica,precipitated,hydrated—CTAB method 橡胶配合剂 沉淀水合二氧化硅比表面积的测定 CTAB法 Standard Type GBT ICS 83.040.20 CCS G49 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A