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Page Title:
Table 5-2. Quantities of Materials Requiring Radiation Hazard Symbols (Cont) |
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 TM 55-315
Table 5-2. Continued
Material
Microcuries
Material
Microcuries
Iron-59
10
Strontium-85
10
Krypton-85
100
Strontium-89
1
Krypton-87
10
Strontium-90
0.1
Manganese-52
10
Sulfur-35
100
Manganese-54
10
Tantalum-182
10
Manganese-i6
10
Technetium-96
10
Mercury-197m
100
Technetium-97m
100
Lanthanum-140
10
Strontium-91
10
Lutetium-177
100
Strontium-92
10
Mercury-197
100
Technetium-97
100
Mercury-203
10
Technetium-99m
100
Molybdenum-99
100
Technetium-99
10
Neodymium-147
100
Tellurium-125m
10
Neodymium-149
100
Tellurium-127m
10
Nickel-59
100
Tellurium-127
100
Nickel-63
10
Tellurium-129m
10
Nickel-65
100
Tellurium-129
100
Niobium-93m
10
Tellurium-131m
10
Niobium-95
10
Tellurium-132
10
Niobium-97
10
Terbium-160
10
Osmium-185
10
Thallium-200
100
Osmium-191m
100
Thallium-201
100
Osmium-191
100
Thallium-202
100
Osmium-193
100
Thallium-204
10
1
Palladium-103
100
Thorium (natural)
100
Palladium-109
100
Thulium-170
10
Phosphorus-32
10
Thulium-171
10
Platinum-191
100
Tin-113
10
Platinum-193m
100
Tin-125
10
Platinum-193
100
Tungsten-181
10
Platinum-197m
100
Tungsten-185
10
Platinum-197
100
Tungsten-187
100
Plutonium-239
0.01
Uranium (natural)2
100
Polonium-210
0.1
Uranium-233
0.01
Potassium42
10
Uranium-234, Uranium-235
0.01
Praseodymium-142
100
Vanadium-48
10
Praseodymium-143
100
Xenon-131m
1,000
Promethium-147
10
Xenon-133
100
Promethium-149
10
Xenon-135
100
Radium-226
0.01
Ytterbium-175
100
Rhenium-186
100
Yttrium-90
10
Rhenium-188
100
Yttrium-91
10
Rhodium-103m
100
Yttrium-92
100
Rhodium-105
100
Yttrium-93
100
Rubidium-86
10
Zinc-65
10
Rubidium-87
10
Zinc-69m
100
Ruthenium-97
100
Zinc-69
1,000
Ruthenium-103
10
Zirconium-93
10
Ruthenium-105
10
Zirconium-95
10
Ruthenium-106
1
Zirconium-97
10
Samarium-151
10
Any alpha-emitting
Samarium-153
100
radionuclide not listed
Scandium46
10
above or mixtures of
Scandium-47
100
alpha emitters of un-
Scandium-48
10
known composition.
0.01
Selenium-75
10
Any radionuclide other
Silicon-31
100
than alpha-emitting
Silver-105
10
radionuclides not listed
Silver-ll0m
1
above or mixtures of
Silver-ill
100
beta emitters of unknown
Sodium-24
10
0.1
1
Based on alpha disintegration rate of Th-232, Th-230, and their daughter products.
2
Based on alpha disintegration rate of U-238, U-234, and U-235.
5-7
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