European Waste Catalogue (EWC) Code
07 05 11* – sludges from on-site effluent treatment containing hazardous substances
Chapter
07Wastes from organic chemical processes
Sub-Chapter
07 05wastes from the manufacture, formulation, supply and use (MFSU) of pharmaceuticals
Individual Entry
07 05 11*
sludges from on-site effluent treatment containing hazardous substances
Mirror Hazardous
* Signifies Hazardous Waste

Mirror Hazardous - Some wastes are not automatically hazardous or non-hazardous - they are called mirror entry wastes. These wastes have a hazardous waste entry (or entries) marked with an asterisk (*), and an alternative non-hazardous waste entry (or entries) not marked with an asterisk