Keywords: خروجی کارخانه کرافت; AC; Rcurve; As; arsenic; BKME; bleached kraft mill effluent; Ca; calcium; Cd; cadmium; Co; cobalt; Cu; copper; Cr; chromium; EDC; endocrine disrupting compound; DO; dissolved oxygen; DOC; dissolved organic carbon; Hg; mercury; KME; kraft mill effluent; Ni