Transportation of complexing agents released by pulp and paper industry: A finnish lake case

Sillanpää Mika, Oikari Aimo

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

Complexing agents (EDTA, DTPA) are used to bind metal ions in pulp and paper industry. Their role will increase significantly when the total chlorine free (TCF) processes will be applied to a larger extent. EDTA and DTPA were analysed in the waters from the southern part of the Lake Saimaa (SE Finland) influenced by the effluents of three pulp and paper mills. The samples were collected at different distances from the points of emission. The results of analyses suggest that EDTA can persist in lake water and is able to propagate for considerable distances, while DTPA can be detected only in the near surroundings of the site of release. Some EDTA was found even in the sampling points that were considered as background reference. The environmental fate of complexing agents is discussed.

Original languageEnglish
Pages (from-to)79-91
Number of pages13
JournalToxicological and Environmental Chemistry
Volume57
Issue number1-4
DOIs
Publication statusPublished - 1996
Externally publishedYes

Keywords

  • Complexing agents
  • EDTA, DTPA
  • Environmental fate
  • Natural waters

ASJC Scopus subject areas

  • Environmental Chemistry
  • Pollution
  • Health, Toxicology and Mutagenesis

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