leg site hole core section top of sampled interval (cm) bottom of sampled interval(cm) depth to core (m) depth to sample (m) card type card number pH electrode type pH alkalinity measurement type alkalinity salinity data field #1 data field #2 data field #3 data field #4 data field #5 data field #6 reference 49 407 1 3 144.0 150.0 0.00 4.47 DATA CARD 1 COMBINATION 7.63 COLORIMETRIC 2.9 35.2 10.67 52.69 19.31 LABNB 49 407 6 2 144.0 150.0 44.00 46.97 DATA CARD 1 COMBINATION 7.49 COLORIMETRIC 2.9 35.5 11.34 51.80 19.38 LABNB 49 407 12 2 144.0 150.0 101.00 103.97 DATA CARD 1 COMBINATION 7.58 COLORIMETRIC 2.6 35.5 11.01 53.08 19.34 LABNB 49 407 16 2 144.0 150.0 139.00 141.97 DATA CARD 1 COMBINATION 7.64 COLORIMETRIC 1.9 35.2 10.43 52.35 19.11 LABNB 49 407 22 2 144.0 150.0 196.00 198.97 DATA CARD 1 COMBINATION 7.52 COLORIMETRIC 2.9 35.2 11.75 52.09 19.31 LABNB 49 407 28 4 140.0 150.0 253.00 258.95 DATA CARD 1 COMBINATION 7.41 COLORIMETRIC 2.6 35.5 12.21 52.58 19.51 LABNB 49 407 SSW 0.00 0.00 DATA CARD 1 COMBINATION 8.15 COLORIMETRIC 2.4 35.2 10.30 54.07 19.11 LABNB