ChronData

U238 (ppb)

U238_error (ppb)

Th232 (ppt)

Th232_error (ppt)

d234U ((ratio))

d234U_error ()

Th230_U238activity (activity)

U_Thactivity_error ()

AgeUncorrected (years ago)

AgeUncorr_error (yrs)

age (years ago)

AgeCorr_error (yrs)

dU234initial ((ratio))

dU234i_error ()