Determining the Pitzer interaction coefficients of TRIS in aqueous solutions of NaCl, TRISHCl and (TRISH)2SO4 by solubility measurements. A new experimental contribution towards the development of a traceable chemical speciation model of pH buffers used for applications involving seawater and other natural waters

Pablo Lodeiro1, David R Turner2, Simon L Clegg3, Lucía González4 and Eric P. Achterberg1, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)University of Gothenburg, Gothenburg, Sweden, (3)University of East Anglia, Norwich, United Kingdom, (4)GEOMAR Helmholtz Centre for Ocean Research Kiel, Chemical Oceanography, Kiel, Germany