Figure F21. Dissolved chemical concentrations, Holes U1345A and U1345B. A. Dissolved inorganic carbon (DIC). B. pH. C. Alkalinity. D. Sulfate. E. Methane. F. Total hydrogen sulfide (ΣH2S = H2S + HS–). G. Phosphate. H. Ammonium. I. Salinity. Note that SO42–, CH4, and ΣH2S depth profiles are displayed only for the 0–15 mbsf interval.
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