China 'GB/T 20936.2-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20936.2-2017
Gas detectors for explosive atmospheres—Part 2:Selection,installation,use and maintenance of detectors for flammable gases and oxygen 爆炸性环境用气体探测器 第2部分:可燃气体和氧气探测器的选型、安装、使用和维护
Issued Date:2017
Implemented Date:2017
Issued by:
The Standardization Administration of the People's Republic of China