Record Label : radioactivity_concentration_of_221Fr_in_air
Record Title : Radioactivity Concentration of 221Fr in Air
CF Standard Name : radioactivity_concentration_of_221Fr_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. "Fr" means the element "francium" and "221Fr" is the isotope "francium-221" with a half-life of 3.33e-03 days.
Canonical Units : Bq m-3