Home / Standards / GB/T 31229-2014 GB/T 31229-2014 Active Test method for volatility rate by thermogravimetry 热重法测定挥发速率的试验方法 Standard Type GBT ICS 19.020 CCS N04 Status 现行 Issue Date 2014-09-30 Implementation 2015-04-15 Responsible Dept 中国科学院 Drafting Unit N/A