Home / Standards / GB/T 30749-2014 GB/T 30749-2014 Active The apparent density determination of mineral medicine and calcined products 矿物药材及其煅制品视密度测定方法 Standard Type GBT ICS 11.120 CCS C90 Status 现行 Issue Date 2014-03-27 Implementation 2015-01-01 Responsible Dept 国家标准委 Drafting Unit N/A