Radiation Safety Regulations 2016

Schedule 4 Activity levels

r 3

Column 1
Radioactive material
radionuclide
Column 2
Activity level (Bq)
Am-2416 × 1011
Am-241/Be6 × 1011
Cf-2522 × 1011
Cm-2445 × 1011
Co-603 × 1011
Cs-1371 × 1012
Gd-1531 × 1013
Ir-1928 × 1011
Pm-1474 × 1014
Pu-2386 × 1011
Pu-239/Be6 × 1011
Ra-2264 × 1011
Se-752 × 1012
Sr-90 (Y-90)1 × 1013
Tm-1702 × 1014
Yb-1693 × 1012
Au-1982 × 1012
Cd-1092 × 1014
Co-577 × 1012
Fe-558 × 1015
Ge-687 × 1012
Ni-636 × 1014
Pd-1039 × 1014
Po-2106 × 1011
Ru-106 (Rh-106)3 × 1012
Tl–2042 × 1014