Initial Reports, Volume 199 Ms 199-111 Chapter 11, Table T16. Interstitial water data, Hole 1218A. Leg Site Hole Core Type Section Interval (cm) Depth (mbsf) pH Alkalinity (mM) Salinity Cl (mM) Na (mM) K (mM) Ca (mM) Mg (mM) SO4 (mM) NH4 (muM) H4SiO4 (muM) Sr (muM) Li (muM) Mn (muM) Ba (muM) B (muM) 199 1218 A 1 H 4 145-150 5.95 7.27 2.8 35 555 476 12.4 10.7 53.8 30.1 10.5 548 88 27 31 0.32 492 199 1218 A 2 H 3 145-150 12.65 7.2 3.18 35 558 482 12.7 11.4 53.7 31.8 11.5 601 90 26 38 0.19 531 199 1218 A 3 H 3 145-150 22.15 7.2 3.3 36 561 487 12.4 10.8 52.7 31.1 11.2 643 88 26 21 0.21 525 199 1218 A 4 H 3 145-150 31.65 7.27 3.63 35 561 479 12.1 11.7 53.2 28.4 10.8 676 93 25 6.8 0.21 525 199 1218 A 5 H 3 145-150 41.15 7.27 3.54 35 562 482 12 11.5 52.8 28.4 14.5 646 95 26 1.3 0.22 499 199 1218 A 6 H 3 145-150 50.65 7.26 3.62 35 563 483 11.5 11.6 53.2 28.9 11.5 623 98 25 0.9 0.26 476 199 1218 A 10 H 3 145-150 88.65 7.15 3.48 36 561 477 11.5 12.4 52.7 27.4 4.4 746 108 24 3.2 0.22 467 199 1218 A 13 H 3 145-150 117.15 7.1 3.89 35 562 480 11.2 11.9 52.8 27.7 10.4 811 108 23 7.7 0.48 485 199 1218 A 15 H 3 145-150 136.15 7.13 3.75 35 561 478 11.4 13.8 50.2 26.3 10 876 111 24 5.3 0.31 480 199 1218 A 18 H 3 145-150 164.65 7.14 3.85 35 562 482 11.1 14.1 49.9 27.5 11 931 117 24 3.3 0.27 474 199 1218 A 22 X 3 145-150 200.35 7.17 3.8 35 561 478 11 14.7 49.5 26.5 11.9 1108 119 24 3.3 0.35 475 199 1218 A 25 X 3 145-150 229.15 7.16 3.65 35 558 481 10.7 15 49.3 29.3 12.8 1116 119 24 1.7 0.34 502 199 1218 A 28 X 3 145-150 257.95 7.23 3.41 35 561 477 10.5 16 50.2 28.2 9.7 1098 116 25 2 1.16 466 199 1218 A 30 X 2 145-150 273.65 7.32 2.26 34 548 468 9.8 13.9 49.2 27.1 12 626 92 33 1.7 0.41 528