untitled BRITISH STANDARD BS EN 14996 2006 BS 6068 5 42 2006 Water quality — Guidance on assuring the quality of biological and ecological assessments in the aquatic environment The European Standard[.]
BRITISH STANDARD Water quality — Guidance on assuring the quality of biological and ecological assessments in the aquatic environment The European Standard EN 14996:2006 has the status of a British Standard ICS 13.060.70 12&23