SCOR Working Group 145 webpage one the SCOR website, which describes WG’s  terms of reference (

GEOTRACES, the “International Study of Marine Biogeochemical Cycles of Trace Elements and their Isotopes” (

Wiki at GEOMAR for trace metal speciation in seawater (

The Extended AIM Aerosol Thermodynamics Model (E-AIM), which is a model to calculate gas/liquid/solid equilibrium and includes calculations of aqueous speciation and activities (

Visual MINTEQ, a free equilibrium speciation model (