China 'GB/T 37186-2018
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 37186-2018
Gas analysis—Determination of sulfur dioxide and nitrogen oxides—Ultraviolet differential optical absorption spectroscopy 气体分析-二氧化硫和氮氧化物的测定-紫外差分吸收光谱分析法
Issued Date:2018
Implemented Date:2019-11-1
Issued by:
The Standardization Administration of the People's Republic of China