CHAPTER 1 • The Carbonate System in Marine Environments
41
pH~= pIt; + A P
_10 3 A = 0.424 - 0.0048 (5 - 35) - 0.00282 t - 0.0816 (pIt; - 8)
where pIt; is the pH at temperature t (0C) and 1 atmosphere.
References for Appendix
Dickson AG (1990a) Standard potential of the reaction: AgCl(s) + 1.2H2(g) = Ag(s) + HCl(aq), and the
stastandard acidity constant of the ion HSO;; in synthetic sea water from 273.15 to 318.15 K. J Chern
Thermodyn 22:U3-127
Dickson AG (1990b) Thermodynamics of the dissociation of boric acid in synthetic seawater from
273.15 to 318.15 K. Deep-Sea Res 37:755-766
Dickson AG, Riley JP (1979) The estmation of acid dissociation constants in seawater from potentiometric tit rations with strong base. 1. The ion product of water - Kw. Mar Chern 7:89-99
Millero FJ (1979) The thermodynamics of the carbonic acid system in seawater. Geochim Cosmochim
Acta 43=1651-1661
Millero FJ (1995) Thermodynamics of the carbon dioxide system in the oceans. Geochim Cosmochim
Acta 59:661-677
Mucci A (1983) The solubility of calcite and aragonite in seawater at various salinities, temperatures
and one atmosphere total pressure. Amer J Sci 283:780-799
Weiss R (1974) Carbon dioxide in water and seawater: The solubility of a non-ideal gas. Mar Chern
8:347-359