2008GB 3544-2008 Discharge standard of water pollutants for pulp and paper industr
2001GB 3544-2001 Discharge standard of water pollutants for paper industry
1970GWPB 2-1999 Discharge Standard of Water Pollutants for Paper Industry
GWPB 2-1999 Discharge Standard of Water Pollutants for Paper Industry was changed to GB 3544-2001 Discharge standard of water pollutants for paper industry.