Hydrogen peroxide
Wastewater
Chemistry
Nitrite
Effluent
Ammonia
Chromium
Chemical oxygen demand
Nitrification
Ammonium
Response surface methodology
Contamination
Ammonium chloride
Peroxide
Nuclear chemistry
Pulp and paper industry
Environmental chemistry
Inorganic chemistry
Environmental engineering
Chromatography
Nitrate
Environmental science
Organic chemistry
Nitrogen
Ecology
Biology
Engineering
