Americium-241
Barium-133
Beryllium-7
Calcium-45
Carbon-14
Cesium-137
Chromium-51
Cobalt-60
Fluorine-18
Hydrogen-3 (Tritium)
Iodine-125 Inorganic
Iodine-125 Organic
Iron-55
Iron-59
Lead-210
Mercury-203
Nickel-63
Phosphorus-32
Phosphorus-33
Sodium-22
Sulfur-35
Technetium-99
Yttrium-88
Yttrium-90
Zinc-65