General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
2017-03
Latest
GB 8173-1987
Scope
The applicable scope of this standard is coal powder ash discharged by wet method from thermal power plants, which has been weathered for more than one year and used for soil improvement.
GB 8173-1987 history
1987GB 8173-1987 Control standards of pollutants in fly ash for agricultural use