278 AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.3 11 DECEMBER 2001 Symbol of Radionuclide Element and Atomic Number A₁(TBq) (Special form) ^A1^(Ci) (Special form) A₂(TBq) (Other form) ^A2^(Ci) (Other form) Specific activity (TBq/g) Specific activity (Ci/g) Sr-91 0.3 8.11 0.3 8.11 1.3 x 10⁵ 3.6 x 10⁶ Sr-92 0.8 21.6 0.5 13.5 4.7 x 10⁵ 1.3 x 10⁷ T Tritium (1) 40 1,080 40 1,080 3.6 x 10² 9.7 x 10³ Ta-178 Tantalum (73) 1 27.0 1 27.0 4.2 x 10⁶ 1.1 x 10⁸ Ta-179 30 811 30 811 4.1 x 10¹ 1.1 x 10³ Ta-182 0.8 21,6 0.5 13.5 2.3 x 10² 6.2 x 10³ Tb-157 Terbium (65) 40 1,080 10 270 5.610^-1 1.5 x 10¹ Tb-158 1 27.0 0.7 18.9 5.610^-1 1.5 x 10¹ Tb-160 0.9 24.3 0.5 13.5 4.2 x 10² 1.1 x 10⁴ Tc-95m Technetium (43) 2 54.1 2 54.1 8.3 x 10² 2.2 x 10⁴ Tc-96m 0.4 10.8 0.4 10.8 1.4 x 10⁶ 3.8 x 10⁷ Tc-96 0.4 10.8 0.4 10.8 1.2 x 10⁴ 3.2 x 10⁵ Tc-97m 40 1,080 40 1,080 5.6 x 10² 1.5 x 10⁴ Tc-97 Unlimited Unlimited Unlimited Unlimited 5.2 x 10^-2 1.4 x 10^-3 Tc-98 0.7 18.9 0.7 18.9 3.2 x 10^-5 8.7 x 10^-4 Tc-99m 8 216 8 216 1.9 x 10⁵ 5.3 x 10⁶ Tc-99 40 1,080 0.9 24.3 6.3 x 10^-4 1.7 x 10^-2 Te-118 Tellurium (52) 0.2 5.41 0.2 5.41 6.8 x 10³ 1.8 x 10⁵ Te-121m 5 135 5 135 2.6 x 10² 7.0 x 10³ Te-121 2 54.1 2 54.1 2.4 x 10³ 6.4 x 10⁴ Te-123m 7 189 7 189 3.3 x 10² 8.9 x 10³ Te-125m 30 811 9 243 6.7 x 10² 1.8 x 10⁴ Te-127m 20 541 0.5 13.5 3.5 x 10² 9.4 x 10³ Te-127 20 541 0.5 13.5 9.8 x 10⁴ 2.6 x 10⁶ Te-129m 0.6 16.2 0.5 13.5 1.1 x 10³ 3.0 x 10⁴ Te-129 0.6 16.2 0.5 13.5 7.7 x 10⁵ 2.1 x 10⁷