AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.329911 DECEMBER 2001Symbol ofRadionuclideElement andAtomic NumberA1(TBq)(Specialform)A2(TBq)(Other form)Activityconcentration forexempt materialActivity limit foran exemptconsignmentXe-12320.71 x 1021 x 109Xe-127421 x 1031 x 105Xe-131m40401 x 1041 x 104Xe-13320101 x 1031 x 104Xe-135321 x 1031 x 1010Y-87aYttrium (39)111 x 1011 x 106Y-880.40.41 x 1011 x 106Y-900.30.31 x 1031 x 105Y-91221 x 1021 x 106Y-91m0.60.61 x 1031 x 106Y-920.20.21 x 1021 x 105Y-930.30.31 x 1021 x 105Yb-169Ytterbium (70)411 x 1021 x 107Yb-175300.91 x 1031 x 107Zn-65Zinc (30)221 x 1011 x 106Zn-6930.61 x 1021 x 106Zn-69m30.61 x 1041 x 106Zr-88Zirconium (40)331 x 1021 x 106Zr-93UnlimitedUnlimited1 x 103b1 x 107bZr-95a20.81 x 1011 x 106Zr-97a0.40.41 x 101b1 x 105bNotes:aA’ and/or A2 values include contributions from daughter nuclides with half-lives less than 10 days.bParent nuclides and their progeny included in secular equilibium are listed in the following:Sr-90 - Y-90Zr-93 - Nb-93mZr-97 - Nb-97Ru-106 - Rh-106Cs-137 - Ba-137mCe-134 - La-134Ce-144 - Pa-144Ba-140- La-140Bi-212 -Ta-208 (0.36), Po-212 (0.64)Pb-21 - Bi-210, Po-210Pb-212 - Bi-212, Ti-208 (0.36), Po-212 (0.64)Rn-220 - Po-216Rn-222 - Po-21 8, Pb-214, Bi-214, Po-214Ra-223 - Rn-219, Po-215, Pb-211, Bi-211, Tl-207Ra-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-210Ra-228 - Ac-228Th-226 - Ra-222, Rn-218, Po-214Th-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-209Th-nat - Ra-228, Ac-228, Th-228, Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Tl-208 (0.36), Po212 (0.64)Th-234 - Pa-234mU-230 - Th-226, Ra-222, Rn-218, Po-214U-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
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