Part B Chemical and indicator parameters for which performance characteristics are specifiedF1 United Kingdom Original text. Later amendments are not shown. 1Chemical and indicator parameters 2Notes to Tables 1 and 2 Annotations Textual amendments F1 Substituted by Commission Directive (EU) 2015/1787 of 6 October 2015 amending Annexes II and III to Council Directive 98/83/EC on the quality of water intended for human consumption. Part B