. . . "SDN:P01::MXTX3HER" . . "2019-06-04 17:35:11.0" . "2019-06-04 17:35:11.0" . . "false" . "SDN:P01::MXTX3HER" . . "The combined uncertainty associated with the specified measurement. The method used to estimate uncertainty should be described in the usage metadata."@en . . . "3H/H_ratio_Uncert" . "SDN:P01::MXTX3HER" . . "2" . "2" . . . "accepted"@en . "Atomic ratio combined uncertainty of tritium/hydrogen in the water body [dissolved plus reactive particulate phase]"@en . .