Pipeline and Haz. Matls. Safety Admin., DOT
TABLE 2 TO APPENDIX A - RADIONUCLIDES - 
Continued
(2) - 
Atomic
Number

(1) - Radionuclide

Tantalum-174 ..........................
Tantalum-175 ..........................
Tantalum-176 ..........................
Tantalum-177 ..........................
Tantalum-178 ..........................
Tantalum-179 ..........................
Tantalum-180 ..........................
Tantalum-180m .......................
Tantalum-182 ..........................
Tantalum-182m .......................
Tantalum-183 ..........................
Tantalum-184 ..........................
Tantalum-185 ..........................
Tantalum-186 ..........................
Technetium-101 .......................
Technetium-104 .......................
Technetium-93 .........................
Technetium-93m ......................
Technetium-94 .........................
Technetium-94m ......................
Technetium-96 .........................
Technetium-96m ......................
Technetium-97 .........................
Technetium-97m ......................
Technetium-98 .........................
Technetium-99 .........................
Technetium-99m ......................
Tellurium-116 ...........................
Tellurium-121 ...........................
Tellurium-121m ........................
Tellurium-123 ...........................
Tellurium-123m ........................
Tellurium-125m ........................
Tellurium-127 ...........................
Tellurium-127m ........................
Tellurium-129 ...........................
Tellurium-129m ........................
Tellurium-131 ...........................
Tellurium-131m ........................
Tellurium-132 ...........................
Tellurium-133 ...........................
Tellurium-133m ........................
Tellurium-134 ...........................
Terbium-147 ............................
Terbium-149 ............................
Terbium-150 ............................
Terbium-151 ............................
Terbium-153 ............................
Terbium-154 ............................
Terbium-155 ............................
Terbium-156 ............................
Terbium-156m (24.4 hr) ..........
Terbium-156m (5.0 hr) ............
Terbium-157 ............................
Terbium-158 ............................
Terbium-160 ............................
Terbium-161 ............................
Thallium-194 ............................
Thallium-194m .........................
Thallium-195 ............................
Thallium-197 ............................
Thallium-198 ............................
Thallium-198m .........................
Thallium-199 ............................
Thallium-200 ............................
Thallium-201 ............................
Thallium-202 ............................
Thallium-204 ............................

TABLE 2 TO APPENDIX A - RADIONUCLIDES - 
Continued

(3) - Reportable
Quantity (RQ)
Ci (TBq)

73
73
73
73
73
73
73
73
73
73
73
73
73
73
43
43
43
43
43
43
43
43
43
43
43
43
43
52
52
52
52
52
52
52
52
52
52
52
52
52
52
52
52
65
65
65
65
65
65
65
65
65
65
65
65
65
65
81
81
81
81
81
81
81
81
81
81
81

Section 172.101

(1) - Radionuclide

100 (3.7)
100 (3.7)
10 (.37)
1000 (37)
1000 (37)
1000 (37)
100 (3.7)
1000 (37)
10 (.37)
1000 (37)
100 (3.7)
10 (.37)
1000 (37)
1000 (37)
1000 (37)
1000 (37)
100 (3.7)
1000 (37)
10 (.37)
100 (3.7)
10 (.37)
1000 (37)
100 (3.7)
100 (3.7)
10 (.37)
10 (.37)
100 (3.7)
1000 (37)
10 (.37)
10 (.37)
10 (.37)
10 (.37)
10 (.37)
1000 (37)
10 (.37)
1000 (37)
10 (.37)
1000 (37)
10 (.37)
10 (.37)
1000 (37)
1000 (37)
1000 (37)
100 (3.7)
100 (3.7)
100 (3.7)
10 (.37)
100 (3.7)
10 (.37)
100 (3.7)
10 (.37)
1000 (37)
1000 (37)
100 (3.7)
10 (.37)
10 (.37)
100 (3.7)
1000 (37)
100 (3.7)
100 (3.7)
100 (3.7)
10 (.37)
100 (3.7)
100 (3.7)
10 (.37)
1000 (37)
10 (.37)
10 (.37)

(2) - 
Atomic
Number

Thorium (Irradiated) .................
Thorium (Natural) ....................
Thorium-226 ............................
Thorium-227 ............................
Thorium-228 ............................
Thorium-229 ............................
Thorium-230 ............................
Thorium-231 ............................
Thorium-232 ** ........................
Thorium-234 ............................
Thulium-162 .............................
Thulium-166 .............................
Thulium-167 .............................
Thulium-170 .............................
Thulium-171 .............................
Thulium-172 .............................
Thulium-173 .............................
Thulium-175 .............................
Tin-110 ....................................
Tin-111 ....................................
Tin-113 ....................................
Tin-117m .................................
Tin-119m .................................
Tin-121 ....................................
Tin-121m .................................
Tin-123 ....................................
Tin-123m .................................
Tin-125 ....................................
Tin-126 ....................................
Tin-127 ....................................
Tin-128 ....................................
Titanium-44 ..............................
Titanium-45 ..............................
Tungsten-176 ..........................
Tungsten-177 ..........................
Tungsten-178 ..........................
Tungsten-179 ..........................
Tungsten-181 ..........................
Tungsten-185 ..........................
Tungsten-187 ..........................
Tungsten-188 ..........................
Uranium (Depleted) .................
Uranium (Irradiated) ................
Uranium (Natural) ....................
Uranium Enriched 20% or greater ..........................................
Uranium Enriched less than
20% ......................................
Uranium-230 ............................
Uranium-231 ............................
Uranium-232 ............................
Uranium-233 ............................
Uranium-234 ** ........................
Uranium-235 ** ........................
Uranium-236 ............................
Uranium-237 ............................
Uranium-238 ** ........................
Uranium-239 ............................
Uranium-240 ............................
Vanadium-47 ...........................
Vanadium-48 ...........................
Vanadium-49 ...........................
Xenon-120 ...............................
Xenon-121 ...............................
Xenon-122 ...............................
Xenon-123 ...............................
Xenon-125 ...............................
Xenon-127 ...............................

337

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PC31

(3) - Reportable
Quantity (RQ)
Ci (TBq)

90
90
90
90
90
90
90
90
90
90
69
69
69
69
69
69
69
69
50
50
50
50
50
50
50
50
50
50
50
50
50
22
22
74
74
74
74
74
74
74
74
92
92
92

***
**
100 (3.7)
1 (.037)
0.01 (.00037)
0.001 (.000037)
0.01 (.00037)
100 (3.7)
0.001 (.000037)
100 (3.7)
1000 (37)
10 (.37)
100 (3.7)
10 (.37)
100 (3.7)
100 (3.7)
100 (3.7)
1000 (37)
100 (3.7)
1000 (37)
10 (.37)
100 (3.7)
10 (.37)
1000 (37)
10 (.37)
10 (.37)
1000 (37)
10 (.37)
1 (.037)
100 (3.7)
1000 (37)
1 (.037)
1000 (37)
1000 (37)
100 (3.7)
100 (3.7)
1000 (37)
100 (3.7)
10 (.37)
100 (3.7)
10 (.37)
***
***
**

92

***

92
92
92
92
92
92
92
92
92
92
92
92
23
23
23
54
54
54
54
54
54

***
1 (.037)
1000 (37)
0.01 (.00037)
0.1 (.0037)
0.1 (.0037)
0.1 (.0037)
0.1 (.0037)
100 (3.7)
0.1 (.0037)
1000 (37)
1000 (37)
1000 (37)
10 (.37)
1000 (37)
100 (3.7)
10 (.37)
100 (3.7)
10 (.37)
100 (3.7)
100 (3.7)