Record Label : radioactivity_concentration_of_209Bi_in_air
Record Title : Radioactivity Concentration of 209Bi in Air
CF Standard Name : radioactivity_concentration_of_209Bi_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. "Bi" means the element "bismuth" and "209Bi" is the isotope "bismuth-209" with a half-life of 7.29e+20 days.
Canonical Units : Bq m-3