Items tagged with TOXICITY Files

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Transport and fate of surfactants in the aquatic environment (NT TR 524)

NT TR 524

  • A literature review of environmental properties of surfactants is given. The fate of surfactants in sewage systems was investigated, i.e. the anaerobe biodegradability, bioaccumulation and toxicity towards aquatic and sediment-living organisms.

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Biotests and guidelines for investigations of biochemical disorders based upon characterisation of pollutants in landfill leachates (NT TR 518)

NT TR 518

  • The objective of this project is to investigate if leachate from Norwegian landfills affect the reproductive system in fish, similar to what is found in Lake Molnbyggen in Sweden, and to evaluate and, if necessary, to adapt existing tests for biological characterisation of leachate to see whether they are suitable for detecting such disorders.


Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.