Order No. 45 of the Ministry of Ecology and Natural Resources validating the List of pollutants for the determination of the chemical status of the water files of surface water and groundwater and the environmental potential of an artificial or substantially modified surface waterbody.

This Order lists pollutants for the determination of the chemical status of the water files of surface water and groundwater and the environmental potential of an artificial or substantially modified surface waterbody, reference data thereof, and establishes indices of chemical pollutants for surface water and groundwater.