Conceptid (2) | Preflabel |
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TH230ER4 | Activity standard error of thorium-230 {230Th CAS 14269-63-7} per unit volume of the water body [dissolved plus reactive particulate <0.4/0.45um phase] by filtration, acidification |
TH230SE4 | Activity standard error of thorium-230 {230Th CAS 14269-63-7} per unit volume of the water body [dissolved plus reactive particulate <0.4/0.45um phase] by filtration, acidification and corrected for the detrital contribution |