Home / Standards / GB/T 16143-1995 GB/T 16143-1995 Active Charcoal canister method for measuring 222Rn exhalation rate from building surface 建筑物表面氡析出率的活性炭测量方法 Standard Type GBT ICS 13.280 CCS C57 Status 现行 Issue Date 1995-12-21 Implementation 1996-07-01 Responsible Dept 国家卫生健康委 Drafting Unit N/A