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Method Standard
Stationary source emission-Determination of sulfur dioxide-Fixed potential by electrolysis method

(HJ 57-2017, replacing HJ/T 57-2000, entry into force on 2018-01-01)

2017-12-26
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This standard is formulated for the purposes of enforcing the Environment Protection Law of the People’s Republic of China and Air Pollution Prevention and Control Law of the People’s Republic of China, protecting the environment, safeguarding the human health, and setting standards for the determination of sulfur dioxide in the stationary source emissions. This standard specifies the fixed potential by electrolysis method used to determine sulfur dioxide in the stationary source emissions. This standard is the amendment to Determination of sulphur dioxide from exhausted gas of stationary source-Fixed potential electrolysis method (HJ/T 57-2000).


 Stationary source emission-Determination of sulfur dioxide-Fixed potential by electrolysis method (HJ 57-2017, replacing HJ/T 57-2000)