AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.3 291 11 DECEMBER 2001 Symbol of Radionuclide Element and Atomic Number ^A1^(TBq) (Special form) ^A2^(TBq) (Other form) Activity concentration for exempt material Activity limit for an exempt consignment Be-10 40 0.6 1 x 10⁴ 1 x 10⁶ Bi-205 Bismuth (83) 0.7 0.7 1 x 10¹ 1 x 10⁶ Bi-206 0.3 0.3 1 x 10¹ 1 x 10⁵ Bi-207 0.7 0.7 1 x 10¹ 1 x 10⁶ Bi-210 0.6 0.02 1 x 10¹ 1 x 10⁵ Bi-210m^a 1 0.6 1 x 10³ 1 x 10⁶ Bi-212^a 0.7 0.6 1 x 10^1b 1 x 10^5b Bk-247 Berkelium (97) 8 0.0008 1 x 10⁰ 1 x 10⁴ Bk-249^a 40 0.3 1 x 10³ 1 x 10⁶ Br-76 Bromine (35) 0.4 0.4 1 x 10¹ 1 x 10⁵ Br-77 3 3 1 x 10² 1 x 10⁶ Br-82 0.4 0.4 1 x 10¹ 1 x 10⁶ C-11 Carbon (6) 1 0.6 1 x 10¹ 1 x 10⁶ C-14 40 3 1 x 10⁴ 1 x 10⁷ Ca-41 Calcium (20) Unlimited Unlimited 1 x 10⁵ 1 x 10⁷ Ca-45 40 1 1 x 10⁴ 1 x 10⁷ Ca-47^a 3 0.3 1 x 10¹ 1 x 10⁶ Cd-109 Cadmium (48) 30 2 1 x 10⁴ 1 x 10⁶ Cd-113m 40 0.5 1 x 10³ 1 x 10⁶ Cd-115 a 0.5 0.5 1 x 10³ 1 x 10⁶ Cd-115m 3 0.4 1 x 10² 1 x 10⁶ Ce-139 Cerium (58) 7 2 1 x 10² 1 x 10⁶ Ce-141 20 0.6 1 x 10² 1 x 10⁷ Ce-143 0.9 0.6 1 x 10² 1 x 10⁶ Ce-144^a 0.2 0.2 1 x 10^2b 1 x 10^5b Cf-248 Californium (98) 40 0.006 1 x 10¹ 1 x 10⁴ Cf-249 3 0.0008 1 x 10⁰ 1 x 10³ Cf-250 20 0.002 1 x 10¹ 1 x 10⁴ Cf-251 7 0.0007 1 x 10⁰ 1 x 10³ Cf-252 0.05 0.003 1 x 10¹ 1 x 10⁴ Cf-253^a 40 0.04 1 x 10² 1 x 10⁵ Cf-254 0.001 0.001 1 x 10⁰ 1 x 10³ Cl-36 Chlorine (17) 10 0.6 1 x 10⁴ 1 x 10⁶ Cl-38 0.2 0.2 1 x 10¹ 1 x 10⁵ Cm-240 Curium (96) 40 0.02 1 x 10² 1 x 10⁵ Cm-241 2 1 1 x 10² 1 x 10⁶ Cm-242 40 0.01 1 x 10² 1 x 10⁵ Cm-243 9 0.001 1 x 10⁰ 1 x 10⁴ Cm-244 20 0.002 1 x 10¹ 1 x 10⁴ Cm-245 9 0.0009 1 x 10⁰ 1 x 10³ Cm-246 9 0.0009 1 x 10⁰ 1 x 10³ Cm-247^a 3 0.001 1 x 10⁰ 1 x 10⁴ Cm-248 0.02 0.0003 1 x 10⁰ 1 x 10³ Co-55 Cobalt (27) 0.5 0.5 1 x 10¹ 1 x 10⁶ Co-56 0.3 0.3 1 x 10¹ 1 x 10⁵