leg site hole core coretype section top interval bottom interval sample code ph ph method alkalinity alkalinity method salinity salinity method chlorinity chlorinity method magnesium magnesium method calcium calcium method sulfate sulfate method phosphate phosphate method ammonia ammonia method silica silica method potassium potassium method nitrate nitrate method bromide bromide method manganese manganese method iron iron method strontium strontium method other name (1) other units (1) other results (1) other method (1) other name (2) other units (2) other results (2) other method (2) latitude longitude depth top interval depth bottom interval depth 101 632 B 010 Rotary 02 140 150 07.91 titration 002.433 titration 36.2 refractometer 0559.05 titration 057.00 titration 010.59 titration 23.84067 -75.43550 0209.00 21040 21050