Mild water pollutant (surface water). Maximum concentration in drinking water: 0.50 mg/l
(ammonium) (Directive 98/83/EC); 0.200 mg/l (iron) (Directive 98/83/EC); 250 mg/l (sulfate)
(Directive 98/83/EC). May cause eutrophication. pH shift. Insufficient data available on
ecotoxicity.