thorium

 PI:              Teh-Lung Ku and Shangde Luo
 of:              University of Southern California
 dataset:         Thorium and Radium Isotope concentrations
 project/cruise:  EqPac/TT011
 ship:            Thomas Thompson
 
 PI note: Due to the ingrowth of Th228, the Ra data 
          will not be reported (12/29/1994).


 Parameter   Description                                  Units

 sta         station number from event log
 event       event number from event log
 cast        MULVFS cast number from event log
 lat         latitude from event log (-Minus =south)      degrees
 lon         longitude from event log (-Minus =west)      degrees
 depth       sample depth                                 meters
 Th230       thorium 230                                  dpm/m^3
 Th230_err   thorium 230 analytical error (plus/minus     dpm/m^3
             the reported value)
 Th228       thorium 228                                  dpm/m^3
 Th228_err   thorium 228 analytical error (plus/minus     dpm/m^3
             the reported value)