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appendix o exposure scenarios and unit dose factors ... - Hanford Site

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HNF-5636 Rev. 0<br />

HNF-SD-WM-TI-707 Revision 1<br />

Table 5. Radionuclides to be Considered <strong>and</strong> Their Half Lives.<br />

Half life<br />

Nuclide (years) Short-lived progeny in equilibrium with parent<br />

Ag-108m+D 127.00 Ag-108 (0.087)<br />

Cd-109 1.26653<br />

(462.6 d)<br />

Cd-113m 14.10<br />

In-115<br />

4.410E+14<br />

Sn-121m+D 54.998 Sn-121 (0.776)<br />

Sn-126+D 246,000 Sb-126m, Sb-126 (0.14)<br />

Sb-125 2.7299<br />

Te-125m 0.15880<br />

(58 d)<br />

I-129 1.570E+07<br />

Cs-134 2.0619<br />

Cs-135<br />

2.30E+06<br />

Cs-137+D 29.999 Ba-137m (0.9443)<br />

Ba-133 10.520<br />

Pm-147 2.6233<br />

Sm-147<br />

1.060E+11<br />

Sm-151 89.997<br />

Eu-150 35.798<br />

Eu-152 13.330<br />

Eu-154 8.5919<br />

Eu-155 4.680<br />

Gd-152<br />

1.080E+14<br />

Ho-166m 1,200<br />

Re-187<br />

5.000E+10<br />

Tl-204 3.7801<br />

Pb-205<br />

1.520E+07<br />

Pb-210+D 22.300 Bi-210<br />

O-18

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