Search results

Jump to: navigation, search
  • ...derived using [[ecotoxicity]] tests. In these tests, the estimation of the PNEC is primarily made on the basis of results from monospecies laboratory tests ...tolerable threshold of any chemical substance in the environment (via the PNEC). An element of precaution is built into the approach via the use of conser
    36 KB (5,430 words) - 20:20, 18 September 2023
  • ...s or effects of release in terms of the Predicted No Effect Concentration (PNEC) or the 50% mortality Concentration (LC50); * the risk characterisation (ecological impact) based on the PEC/PNEC or PEC/LC50 ratio.
    17 KB (2,600 words) - 21:25, 31 July 2019