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 IRON
INORGANIC LIGANDS
LOW MOLECULAR WEIGHT
HIGH MOLECULAR WEIGHT
ORGANICS LIGANDS
ORGANICS
METAL
METAL
COLLOID
(IN)ORGANIC
COMPLEXES
COMPLEXES
METALS
n+
coatings
sorption
sorption
sorption
sorption
SUSPENDED MATTER
(PARTICULATE METAL SPECIATION)
Sediment Resuspension
DEPOSITED SEDIMENTS
Aging effects, redistribution of trace metals over sedimentary phases
Release of components to the interstitial waters
Figure 2.1.1 Summary of major processes and mechanisms in the interactions between
dissolved and solid species in surface waters.
2.1-7
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