Article from 30.11.2014 | Last changed: 10.11.2017
Chemical Quality Standards and Assessment
… up to half value of class II Quality class II (dark green): moderately polluted target value complied with Quality class II-III (yellow-green): critically polluted … up to half value of class II Quality class II (dark green): moderately polluted target value complied with Quality class II-III (yellow-green): critically polluted …