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Metal speciation. Effects on aquatic toxicity

Journal Article · · Environ. Sci. Technol.; (United States)
DOI:https://doi.org/10.1021/es60164a002· OSTI ID:7064290
Research report: Most water quality criteria for metals are presently based on total metal concentrations. A series of algal bioassays was conducted to demonstrate that zinc speciation, not total zinc concentration, is toxic to aquatic organisms. Zinc and a series of chelators, sodium salts of various acids, were added to media containing algae. The free metal ion of zinc is shown to inhibit algal growth. (2 graphs, 24 references, 1 table)
Research Organization:
Illinois Inst of Technology
OSTI ID:
7064290
Journal Information:
Environ. Sci. Technol.; (United States), Journal Name: Environ. Sci. Technol.; (United States) Vol. 14:4; ISSN ESTHA
Country of Publication:
United States
Language:
English

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