Record Label : radioactivity_concentration_of_229Th_in_air
Record Title : Radioactivity Concentration of 229Th in Air
CF Standard Name : radioactivity_concentration_of_229Th_in_air
Record Description : "Radioactivity" means the number of radioactive decays of a material per second. "Radioactivity concentration" means radioactivity per unit volume of the medium. "Th" means the element "thorium" and "229Th" is the isotope "thorium-229" with a half-life of 2.68e+06 days.
Canonical Units : Bq m-3