49 C.F.R. § 173.436 Exempt material activity concentrations and exempt consignment activity limits for radionuclides.
Title 49 - Transportation
The Table of Exempt material activity concentrations and exempt consignment activity limits for radionuclides is as follows: [69 FR 3685, Jan. 26, 2004]
Title 49: Transportation
PART 173—SHIPPERS—GENERAL REQUIREMENTS FOR SHIPMENTS AND PACKAGINGS
Subpart I—Class 7 (Radioactive) Materials
§ 173.436 Exempt material activity concentrations and exempt consignment activity limits for radionuclides.
---------------------------------------------------------------------------------------------------------------- Activity Activity Activity Activity limit for limit for Symbol of radionuclide Element and concentration concentration exempt exempt atomic number for exempt for exempt consignment consignment material (Bq/g) material (Ci/g) (Bq) (Ci)----------------------------------------------------------------------------------------------------------------Ac-225........................ Actinium (89).... 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Ac-227........................ ................. 1.0x10-1 2.7x10-12 1.0x10\3\ 2.7x10-8Ac-228........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ag-105........................ Silver (47)...... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ag-108m (b)................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ag-110m....................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ag-111........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Al-26......................... Aluminum (13).... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Am-241........................ Americium (95)... 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Am-242m (b)................... ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Am-243 (b).................... ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Ar-37......................... Argon (18)....... 1.0x10\6\ 2.7x10-5 1.0x10\8\ 2.7x10-3Ar-39......................... ................. 1.0x10\7\ 2.7x10-4 1.0x10\4\ 2.7x10-7Ar-41......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\9\ 2.7x10-2As-72......................... Arsenic (33)..... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6As-73......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4As-74......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5As-76......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6As-77......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5At-211........................ Astatine (85).... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Au-193........................ Gold (79)........ 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Au-194........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Au-195........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Au-198........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Au-199........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ba-131........................ Barium (56)...... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ba-133........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ba-133m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ba-140 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Be-7.......................... Beryllium (4).... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Be-10......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Bi-205........................ Bismuth (83)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Bi-206........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Bi-207........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Bi-210........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Bi-210m....................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Bi-212 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Bk-247........................ Berkelium (97)... 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Bk-249........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Br-76......................... Bromine (35)..... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Br-77......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Br-82......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5C-11.......................... Carbon (6)....... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5C-14.......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Ca-41......................... Calcium (20)..... 1.0x10\5\ 2.7x10-6 1.0x10\7\ 2.7x10-4Ca-45......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Ca-47......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Cd-109........................ Cadmium (48)..... 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Cd-113m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Cd-115........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Cd-115m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Ce-139........................ Cerium (58)...... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ce-141........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Ce-143........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ce-144 (b).................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Cf-248........................ Californium (98). 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cf-249........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Cf-250........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cf-251........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Cf-252........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cf-253........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Cf-254........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Cl-36......................... Chlorine (17).... 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Cl-38......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Cm-240........................ Curium (96)...... 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Cm-241........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Cm-242........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Cm-243........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Cm-244........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cm-245........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Cm-246........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Cm-247........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Cm-248........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Co-55......................... Cobalt (27)...... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Co-56......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Co-57......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Co-58......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Co-58m........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Co-60......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Cr-51......................... Chromium (24).... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Cs-129........................ Cesium (55)...... 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Cs-131........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Cs-132........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Cs-134........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cs-134m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6Cs-135........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Cs-136........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Cs-137 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Cu-64......................... Copper (29)...... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Cu-67......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Dy-159........................ Dysprosium (66).. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Dy-165........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Dy-166........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Er-169........................ Erbium (68)...... 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Er-171........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Eu-147........................ Europium (63).... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Eu-148........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Eu-149........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Eu-150 (short lived).......... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Eu-150 (long lived)........... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Eu-152........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Eu-152m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Eu-154........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Eu-155........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Eu-156........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5F-18.......................... Fluorine (9)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Fe-52......................... Iron (26)........ 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Fe-55......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Fe-59......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Fe-60......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Ga-67......................... Gallium (31)..... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ga-68......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Ga-72......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Gd-146........................ Gadolinium (64).. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Gd-148........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Gd-153........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Gd-159........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Ge-68......................... Germanium (32)... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Ge-71......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\8\ 2.7x10-3Ge-77......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Hf-172........................ Hafnium (72)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Hf-175........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Hf-181........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Hf-182........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Hg-194........................ Mercury (80)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Hg-195m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Hg-197........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Hg-197m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Hg-203........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Ho-166........................ Holmium (67)..... 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6Ho-166m....................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5I-123......................... Iodine (53)...... 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4I-124......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5I-125......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5I-126......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5I-129......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6I-131......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5I-132......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6I-133......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5I-134......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6I-135......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5In-111........................ Indium (49)...... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5In-113m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5In-114m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5In-115m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ir-189........................ Iridium (77)..... 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Ir-190........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ir-192........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Ir-194........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6K-40.......................... Potassium (19)... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5K-42.......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5K-43.......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Kr-81......................... Krypton (36)..... 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Kr-85......................... ................. 1.0x10\5\ 2.7x10-6 1.0x10\4\ 2.7x10-7Kr-85m........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\10\ 2.7x10-1Kr-87......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\9\ 2.7x10-2La-137........................ Lanthanum (57)... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4La-140........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Lu-172........................ Lutetium (71).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Lu-173........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Lu-174........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Lu-174m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Lu-177........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Mg-28......................... Magnesium (12)... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Mn-52......................... Manganese (25)... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Mn-53......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\9\ 2.7x10-2Mn-54......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Mn-56......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Mo-93......................... Molybdenum (42).. 1.0x10\3\ 2.7x10-8 1.0x10\8\ 2.7x10-3Mo-99......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5N-13.......................... Nitrogen (7)..... 1.0x10\2\ 2.7x10-9 1.0x10\9\ 2.7x10-2Na-22......................... Sodium (11)...... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Na-24......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Nb-93m........................ Niobium (41)..... 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Nb-94......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Nb-95......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Nb-97......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Nd-147........................ Neodymium (60)... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Nd-149........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ni-59......................... Nickel (28)...... 1.0x10\4\ 2.7x10-7 1.0x10\8\ 2.7x10-3Ni-63......................... ................. 1.0x10\5\ 2.7x10-6 1.0x10\8\ 2.7x10-3Ni-65......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Np-235........................ Neptunium (93)... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Np-236 (short-lived).......... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Np-236 (long-lived)........... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Np-237 (b).................... ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Np-239........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Os-185........................ Osmium (76)...... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Os-191........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Os-191m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Os-193........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Os-194........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6P-32.......................... Phosphorus (15).. 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6P-33.......................... ................. 1.0x10\5\ 2.7x10-6 1.0x10\8\ 2.7x10-3Pa-230........................ Protactinium (91) 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Pa-231........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Pa-233........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Pb-201........................ Lead (82)........ 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Pb-202........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Pb-203........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Pb-205........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Pb-210 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Pb-212 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Pd-103........................ Palladium (46)... 1.0x10\3\ 2.7x10-8 1.0x10\8\ 2.7x10-3Pd-107........................ ................. 1.0x10\5\ 2.7x10-6 1.0x10\8\ 2.7x10-3Pd-109........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Pm-143........................ Promethium (61).. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Pm-144........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Pm-145........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Pm-147........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Pm-148m....................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Pm-149........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Pm-151........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Po-210........................ Polonium (84).... 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Pr-142........................ Praseodymium (59) 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Pr-143........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Pt-188........................ Platinum (78).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Pt-191........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Pt-193........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Pt-193m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Pt-195m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Pt-197........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Pt-197m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Pu-236........................ Plutonium (94)... 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Pu-237........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Pu-238........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Pu-239........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Pu-240........................ ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Pu-241........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Pu-242........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Pu-244........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Ra-223 (b).................... Radium (88)...... 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Ra-224 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Ra-225........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Ra-226 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Ra-228 (b).................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Rb-81......................... Rubidium (37).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Rb-83......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Rb-84......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Rb-86......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Rb-87......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Rb(nat)....................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Re-184........................ Rhenium (75)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Re-184m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Re-186........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Re-187........................ ................. 1.0x10\6\ 2.7x10-5 1.0x10\9\ 2.7x10-2Re-188........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Re-189........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Re(nat)....................... ................. 1.0x10\6\ 2.7x10-5 1.0x10\9\ 2.7x10-2Rh-99......................... Rhodium (45)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Rh-101........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Rh-102........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Rh-102m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Rh-103m....................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\8\ 2.7x10-3Rh-105........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Rn-222 (b).................... Radon (86)....... 1.0x10\1\ 2.7x10-10 1.0x10\8\ 2.7x10-3Ru-97......................... Ruthenium (44)... 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Ru-103........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Ru-105........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ru-106 (b).................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6S-35.......................... Sulphur (16)..... 1.0x10\5\ 2.7x10-6 1.0x10\8\ 2.7x10-3Sb-122........................ Antimony (51).... 1.0x10\2\ 2.7x10-9 1.0x10\4\ 2.7x10-7Sb-124........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Sb-125........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sb-126........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Sc-44......................... Scandium (21).... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Sc-46......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Sc-47......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sc-48......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Se-75......................... Selenium (34).... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Se-79......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Si-31......................... Silicon (14)..... 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Si-32......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Sm-145........................ Samarium (62).... 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Sm-147........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Sm-151........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\8\ 2.7x10-3Sm-153........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sn-113........................ Tin (50)......... 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Sn-117m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sn-119m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Sn-121m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Sn-123........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Sn-125........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Sn-126........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Sr-82......................... Strontium (38)... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Sr-85......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sr-85m........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Sr-87m........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Sr-89......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Sr-90 (b)..................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\4\ 2.7x10-7Sr-91......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Sr-92......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5T(H-3)........................ Tritium (1)...... 1.0x10\6\ 2.7x10-5 1.0x10\9\ 2.7x10-2Ta-178 (long-lived)........... Tantalum (73).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Ta-179........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Ta-182........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Tb-157........................ Terbium (65)..... 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Tb-158........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tb-160........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tc-95m........................ Technetium (43).. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tc-96......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tc-96m........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Tc-97......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\8\ 2.7x10-3Tc-97m........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Tc-98......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tc-99......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4Tc-99m........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Te-121........................ Tellurium (52)... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Te-121m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Te-123m....................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Te-125m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Te-127........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Te-127m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Te-129........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Te-129m....................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Te-131m....................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Te-132........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Th-227........................ Thorium (90)..... 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Th-228 (b).................... ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Th-229 (b).................... ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Th-230........................ ................. 1.0 2.7x10-11 1.0x10\4\ 2.7x10-7Th-231........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Th-232........................ ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7Th-234 (b).................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6Th (nat) (b).................. ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8Ti-44......................... Titanium (22).... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6Tl-200........................ Thallium (81).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Tl-201........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Tl-202........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Tl-204........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\4\ 2.7x10-7Tm-167........................ Thulium (69)..... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Tm-170........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Tm-171........................ ................. 1.0x10\4\ 2.7x10-7 1.0x10\8\ 2.7x10-3U-230 (fast lung absorption) Uranium (92)..... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6 (b),(d).U-230 (medium lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (e).U-230 (slow lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (f).U-232 (fast lung absorption) ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8 (b),(d).U-232 (medium lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (e).U-232 (slow lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (f).U-233 (fast lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (d).U-233 (medium lung absorption) ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6 (e).U-233 (slow lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6 (f).U-234 (fast lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (d).U-234 (medium lung absorption) ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6 (e).U-234 (slow lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6 (f).U-235 (all lung absorption ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 types) (b),(d),(e),(f).U-236 (fast lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (d).U-236 (medium lung absorption) ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6 (e).U-236 (slow lung absorption) ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 (f).U-238 (all lung absorption ................. 1.0x10\1\ 2.7x10-10 1.0x10\4\ 2.7x10-7 types) (b),(d),(e),(f).U (nat) (b)................... ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8U (enriched to 20% or less)(g) ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8U (dep)....................... ................. 1.0 2.7x10-11 1.0x10\3\ 2.7x10-8V-48.......................... Vanadium (23).... 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6V-49.......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4W-178......................... Tungsten (74).... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5W-181......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4W-185......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\7\ 2.7x10-4W-187......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5W-188......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Xe-122........................ Xenon (54)....... 1.0x10\2\ 2.7x10-9 1.0x10\9\ 2.7x10-2Xe-123........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\9\ 2.7x10-2Xe-127........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6Xe-131m....................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\4\ 2.7x10-7Xe-133........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\4\ 2.7x10-7Xe-135........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\10\ 2.7x10-1Y-87.......................... Yttrium (39)..... 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Y-88.......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Y-90.......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\5\ 2.7x10-6Y-91.......................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\6\ 2.7x10-5Y-91m......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Y-92.......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Y-93.......................... ................. 1.0x10\2\ 2.7x10-9 1.0x10\5\ 2.7x10-6Yb-169........................ Ytterbium (70)... 1.0x10\2\ 2.7x10-9 1.0x10\7\ 2.7x10-4Yb-175........................ ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Zn-65......................... Zinc (30)........ 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Zn-69......................... ................. 1.0x10\4\ 2.7x10-7 1.0x10\6\ 2.7x10-5Zn-69m........................ ................. 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Zr-88......................... Zirconium (40)... 1.0x10\2\ 2.7x10-9 1.0x10\6\ 2.7x10-5Zr-93 (b)..................... ................. 1.0x10\3\ 2.7x10-8 1.0x10\7\ 2.7x10-4Zr-95......................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\6\ 2.7x10-5Zr-97 (b)..................... ................. 1.0x10\1\ 2.7x10-10 1.0x10\5\ 2.7x10-6----------------------------------------------------------------------------------------------------------------\a\ [Reserved]\b\ Parent nuclides and their progeny included in secular equilibrium are listed in the following: Sr-90 Y-90 Zr-93 Nb-93m Zr-97 Nb-97 Ru-106 Rh-106 Cs-137 Ba-137m Ce-134 La-134 Ce-144 Pr-144 Ba-140 La-140 Bi-212 Tl-208 (0.36), Po-212 (0.64) Pb-210 Bi-210, Po-210 Pb-212 Bi-212, Tl-208 (0.36), Po-212 (0.64) Rn-220 Po-216 Rn-222 Po-218, Pb-214, Bi-214, Po-214 Ra-223 Rn-219, Po-215, Pb-211, Bi-211, Tl-207 Ra-224 Rn-220, Po-216, Pb-212, Bi-212, Tl-208(0.36), Po-212 (0.64) Ra-226 Rn-222, Po-218, Pb-214, Bi-214, Po-214, Pb-210, Bi-210, Po-210 Ra-228 Ac-228 Th-226 Ra-222, Rn-218, Po-214 Th-228 Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Tl-208 (0.36), Po-212 (0.64) Th-229 Ra-225, Ac-225, Fr-221, At-217, Bi-213, Po-213, Pb-209 Th-nat Ra-228, Ac-228, Th-228, Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Tl-208 (0.36), Po-212 (0.64) Th-234 Pa-234m U-230 Th-226, Ra-222, Rn-218, Po-214 U-232 Th-228, Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Tl-208 (0.36), Po-212 (0.64) U-235 Th-231 U-238 Th-234, Pa-234m U-nat Th-234, Pa-234m, U-234, Th-230, Ra-226, Rn-222, Po-218, Pb-214, Bi-214, Po-214, Pb-210, Bi-210, Po-210 U-240 Np-240m Np-237 Pa-233 Am-242 mAm-242 Am-243 Np-239\c\ [Reserved]\d\ These values apply only to compounds of uranium that take the chemical form of UF6, UO2F2 and UO2(NO3)2 in both normal and accident conditions of transport.\e\ These values apply only to compounds of uranium that take the chemical form of UO3, UF4, UCl4 and hexavalent compounds in both normal and accident conditions of transport.\f\ These values apply to all compounds of uranium other than those specified in notes (d) and (e) of this table.\g\ These values apply to unirradiated uranium only.
