China 'GB/T 14420-2014
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 14420-2014
Analysis of water used in boiler and cooling system―Determination of chemical oxygen demand―Rapid method with potassium dichromate 锅炉用水和冷却水分析方法 化学耗氧量的测定 重铬酸钾快速法
Issued Date:2014-07-08
Implemented Date:2014-12-01
Issued by:
The Standardization Administration of the People's Republic of China