Acute Aquatic Ecotoxicity Value
Acute Aquatic Ecotoxicity Value : The lowest value expressed in units of milligrams of a substance per litre of water from: (a) fish LC50 data after a 96-hour exposure period; or (b) crustacean EC50 data after a 48-hour exposure period; or (c) algal, or other aquatic plant, EC50 data after a 72-hour or 96-hour exposure period