This standard applies to the emission management of synthetic ammonia enterprises (including synthetic ammonia, urea, ammonium nitrate, and ammonium bicarbonate), as well as the environmental impact assessment, design, completion acceptance and emission management of construction projects after completion.
GB 13458-2001 history
2012GB 13458-2013 Discharge standard of water pollutants for ammonia industry
2001GB 13458-2001 Discharge standard of water pollutants for ammonia industry
1992GB 13458-1992 Discharge standard of water pollutants for ammonia industry
1988GB 8978-1988 Integrated waste water discharge standard