Ag-110m Am-241 As-73 As-74 As-76 As-77 Au-198 Au-199 Ba-131 Ba-133 Ba-135m Ba-137 Bi-205 Bi-206 Bi-207 Bi-212 Br-82 C-14 Ca-45 Ca-47 Cd-109 Cd-115 Cd-115m Ce-141 Ce-144 Cf-252 Cl-36 Cm-244 Co-57 Co-58 Co-60 Cr-51 Cs-134 Cs-137 Cu-64 Cu-67 Dy-159 Dy-165 Dy-166 Eu-152 Eu-154 Eu-155 Eu-156 F-18 Fe-55 Fe-59 Ga-67 Gd-153 Gd-159 Ge-68 H-3 Hg-197 Hg-203 Ho-166 Ho-166m I-123 I-125 I-129 I-131 In-111 In-113m In-114m In-115m Ir-192 K-42 K-43 Kr-85 La-140 Lu-177 Lu-177m Mg-28 Mn-54 Mo/Tc-99m Na-22 Na-24 Nb-95 Ni-63 Np-237 P-32 P-33 Pb-203 Pb-212 Pd-103 Pd-109 Pm-149 Po-210 Pu-238 Pu-239 Ra-224 Ra-226 Rb-86 Re-186 Re-186m Re-188 Rh-105 Rn-222 Ru-103 S-35 Sc-46 Sc-47 Se-75 Si-32 Sm-153 Sn-113 Sr-85 Sr-87m Sr-89 Sr-90 Ta-182 Tc-99 Tc-99m Te-125m Th-232 Tl-201 Tl-204 U-238 V-48 V-49 W/Re-188 W-181 W-185 W-187 Xe-133 Y-88 Y-90 Y-91 Yb-169 Yb-175 Zn-65 Zn-69m Initial Date//:Final Date//:Time Elapsed Years Days Hours Minutes Half-Life Years Days Hours Minutes Initial Activity Ci mCi uCi Bq kBq MBq GBq DPM DPS Red Data RequiredFinal Activity Ci mCi uCi Bq kBq MBq GBq DPM DPS Blue Data Optional Radiation Safety Radiation Emergencies Radiation Safety Manual Radiation Safety Standard Operating Procedures Radiation Safety Committee Laser Safety Radiation Generating Machines Dosimetry Coordinator Information Access NRC Form 5 and Exposure History Isotope Decay Calculator