CAS Number
7440-38-2
Properties
- vary according to compound
- semi-metal
Main sources
- metal industry: metal mining (e.g. copper, lead, cobalt, gold), metal treatment, lead alloys
- semi-conductor industry
- lead glass treatment
- waste management (sludge, incineration processes)
- earlier: plant protection products, pesticides, disinfectants and in medicines
Thresholds for the reporting requirement of facilities in accordance with Annex 2 PRTRO
(Ordinance on the Register relating to Pollutant Release and the Transfer of Waste and of Pollutants in Waste Water)
- Air 20 kg/year
- Water 5 kg/year
- Soil 5 kg/year
Impacts
- almost non-toxic to very toxic (according to compound)
- carcinogenic