Figure F4. Concentrations of various dissolved species in interstitial waters from Holes 1226B and 1226E. (A) Alkalinity, (B) dissolved inorganic carbon (DIC), (C) nitrite, (D) manganese, (E) iron, (F) sulfate, and (G) strontium. (H) lithium, (I) calcium, (J) sulfide, (K) methane, (L) ammonium, (M) acetate, and (N) formate. (O) hydrogen, (P) phosphate, (Q) silica, and (R) chloride.