Effluent quality of ammonia unit in Razi petrochemical complex Journal title: Journal of Advances in Environmental Health Research (JAEHR) Authors: Nadali Alavi, Payam Amir-Heidari, Roza Azadi, Akbar Babaei Heydarabadi Subject(s): Environmental Sciences, Environmental Toxicology, Environmental Protection, Public, Environmental & Occupational Health, Engineering, Environmental