free ion activity model

initialism: FIAM
https://doi.org/10.1351/goldbook.14701
Model for acute metal toxicity to aquatic organisms based on the idea that toxicity occurs when the concentration of the free metal cation in solution reaches a certain level.
Note: This model has been developed into the biotic ligand model.
Source:
PAC, 2009, 81, 829. (Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 888 [Terms] [Paper]
Citation: 'free ion activity model' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.14701 RIS BibTex EndNote
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