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• Americium - 241
• Assignments
• Cesium-137
• Cobalt - 60
• Gold - 198
• Iodine - 125
• Iodine - 131
• Iridium - 192
• Palladium - 103
• Phosphorus - 32
• Radium - 226
• Ruthenium - 106 / Rhodium - 106
• Samarium - 153
• Strontium - 89
• Strontium - 90 / Yttrium - 90
• Ytterbium - 169