In order to implement the Environmental Protection Law of the People's Republic of China and the Water Pollution Prevention and Control Law of the People's Republic of China, prevent and control ecological environment pollution, improve ecological environment quality, standardize the determination method of indium in water, this standard is formulated. This standard specifies the graphite furnace atomic absorption spectrophotometry method for determining indium in water.

Standard number:HJ 1193-2021

Source: Ministry of Ecology and Environment