Utah Admin. Code R313-19-71
Exempt Quantities of Radioactive Materials
Refer to Subsection R313-19-13(2)(b)
TABLE
RADIOACTIVE MATERIAL MICROCURIES
Antimony-122 (Sb-122) 100
Antimony-124 (Sb-124) 10
Antimony-125 (Sb-125) 10
Arsenic-73 (As-73) 100
Arsenic-74 (As-74) 10
Arsenic-76 (As-76) 10
Arsenic-77 (As-77) 100
Barium-131 (Ba-131) 10
Barium-133 (Ba-133) 10
Barium-140 (Ba-140) 10
Bismuth-210 (Bi-210) 1
Bromine-82 (Br-82) 10
Cadmium-109 (Cd-109) 10
Cadmium-115m (Cd-115m) 10
Cadmium-115 (Cd-115) 100
Calcium-45 (Ca-45) 10
Calcium-47 (Ca-47) 10
Carbon-14 (C-14) 100
Cerium-141 (Ce-141) 100
Cerium-143 (Ce-143) 100
Cerium-144 (Ce-144) 1
Cesium-129 (Cs-129) 100
Cesium-131 (Cs-131) 1,000
Cesium-134m (Cs-134m) 100
Cesium-134 (Cs-134) 1
Cesium-135 (Cs-135) 10
Cesium-136 (Cs-136) 10
Cesium-137 (Cs-137) 10
Chlorine-36 (Cl-36) 10
Chlorine-38 (Cl-38) 10
Chromium-51 (Cr-51) 1,000
Cobalt-57 (Co-57) 100
Cobalt-58m (Co-58m) 10
Cobalt-58 (Co-58) 10
Cobalt-60 (Co-60) 1
Copper-64 (Cu-64) 100
Dysprosium-165 (Dy-165) 10
Dysprosium-166 (Dy-166) 100
Erbium-169 (Er-169) 100
Erbium-171 (Er-171) 100
Europium-152 (Eu-152) 9.2h 100
Europium-152 (Eu-152) 13 yr 1
Europium-154 (Eu-154) 1
Europium-155 (Eu-155) 10
Fluorine-18 (F-18) 1,000
Gadolinium-153 (Gd-153) 10
Gadolinium-159 (Gd-159) 100
Gallium-67 (Ga-67) 100
Gallium-72 (Ga-72) 10
Germanium-68 (Ge-68) 10
Germanium-71 (Ge-71) 100
Gold-195 (Au 195) 10
Gold-198 (Au-198) 100
Gold-199 (Au-199) 100
Hafnium-181 (Hf-181) 10
Holmium-166 (Ho-166) 100
Hydrogen-3 (H-3) 1,000
Indium-111 (In-111) 100
Indium-113m (In-113m) 100
Indium-114m (In-114m) 10
Indium-115m (In-115m) 100
Indium-115 (In-115) 10
Iodine-123 (I-123) 100
Iodine-125 (I-125) 1
Iodine-126 (I-126) 1
Iodine-129 (I-129) 0.1
Iodine-131 (I-131) 1
Iodine-132 (I-132) 10
Iodine-133 (I-133) 1
Iodine-134 (I-134) 10
Iodine-135 (I-135) 10
Iridium-192 (Ir-192) 10
Iridium-194 (Ir-194) 100
Iron-52 (Fe-52) 10
Iron-55 (Fe-55) 100
Iron-59 (Fe-59) 10
Krypton-85 (Kr-85) 100
Krypton-87 (Kr-87) 10
Lanthanum-140 (La-140) 10
Lutetium-177 (Lu-177) 100
Manganese-52 (Mn-52) 10
Manganese-54 (Mn-54) 10
Manganese-56 (Mn-56) 10
Mercury-197m (Hg-197m) 100
Mercury-197 (Hg-197) 100
Mercury-203 (Hg-203) 10
Molybdenum-99 (Mo-99) 100
Neodymium-147 (Nd-147) 100
Neodymium-149 (Nd-149) 100
Nickel-59 (Ni-59) 100
Nickel-63 (Ni-63) 10
Nickel-65 (Ni-65) 100
Niobium-93m (Nb-93m) 10
Niobium-95 (Nb-95) 10
Niobium-97 (Nb-97) 10
Osmium-185 (Os-185) 10
Osmium-191m (Os-191m) 100
Osmium-191 (Os-191) 100
Osmium-193 (Os-193) 100
Palladium-103 (Pd-103) 100
Palladium-109 (Pd-109) 100
Phosphorus-32 (P-32) 10
Platinum-191 (Pt-191) 100
Platinum-193m (Pt-193m) 100
Platinum-193 (Pt-193) 100
Platinum-197m (Pt-197m) 100
Platinum-197 (Pt-197) 100
Polonium-210 (Po-210) 0.1
Potassium-42 (K-42) 10
Potassium-43 (K-43) 10
Praseodymium-142 (Pr-142) 100
Praseodymium-143 (Pr-143) 100
Promethium-147 (Pm-147) 10
Promethium-149 (Pm-149) 10
Rhenium-186 (Re-186) 100
Rhenium-188 (Re-188) 100
Rhodium-103m (Rh-103m) 100
Rhodium-105 (Rh-105) 100
Rubidium-81 (Rb-81) 10
Rubidium-86 (Rb-86) 10
Rubidium-87 (Rb-87) 10
Ruthenium-97 (Ru-97) 100
Ruthenium-103 (Ru-103) 10
Ruthenium-105 (Ru-105) 10
Ruthenium-106 (Ru-106) 1
Samarium-151 (Sm-151) 10
Samarium-153 (Sm-153) 100
Scandium-46 (Sc-46) 10
Scandium-47 (Sc-47) 100
Scandium-48 (Sc-48) 10
Selenium-75 (Se-75) 10
Silicon-31 (Si-31) 100
Silver-105 (Ag-105) 10
Silver-110m (Ag-110m) 1
Silver-111 (Ag-111) 100
Sodium-22 (Na-22) 10
Sodium-24 (Na-24) 10
Strontium-85 (Sr-85) 10
Strontium-89 (Sr-89) 1
Strontium-90 (Sr-90) 0.1
Strontium-91 (Sr-91) 10
Strontium-92 (Sr-92) 10
Sulfur-35 (S-35) 100
Tantalum-182 (Ta-182) 10
Technetium-96 (Tc-96) 10
Technetium-97m (Tc-97m) 100
Technetium-97 (Tc-97) 100
Technetium-99m (Tc-99m) 100
Technetium-99 (Tc-99) 10
Tellurium-125m (Te-125m) 10
Tellurium-127m (Te-127m) 10
Tellurium-127 (Te-127) 100
Tellurium-129m (Te-129m) 10
Tellurium-129 (Te-129) 100
Tellurium 131m (Te-131m) 10
Tellurium-132 (Te-132) 10
Terbium-160 (Tb-160) 10
Thallium-200 (Tl-200) 100
Thallium-201 (Tl-201) 100
Thallium-202 (Tl-202) 100
Thallium-204 (Tl-204) 10
Thulium-170 (Tm-170) 10
Thulium-171 (Tm-171) 10
Tin-113 (Sn-113) 10
Tin-125 (Sn-125) 10
Tungsten-181 (W-181) 10
Tungsten-185 (W-185) 10
Tungsten-187 (W-187) 100
Vanadium-48 (V-48) 10
Xenon-131m (Xe-131m) 1,000
Xenon-133 (Xe-133) 100
Xenon-135 (Xe-135) 100
Ytterbium-175 (Yb-175) 100
Yttrium-87 (Y-87) 10
Yttrium-88 (Y-88) 10
Yttrium-90 (Y-90) 10
Yttrium-91 (Y-91) 10
Yttrium-92 (Y-92) 100
Yttrium-93 (Y-93) 100
Zinc-65 (Zn-65) 10
Zinc-69m (Zn-69m) 100
Zinc-69 (Zn-69) 1,000
Zirconium-93 (Zr-93) 10
Zirconium-95 (Zr-95) 10
Zirconium-97 (Zr-97) 10
Any radioactive
material not listed
above other than
alpha emitting
radioactive material. 0.1
(1) To convert microcuries (uCi) to SI units of
kilobecquerels (kBq), multiply the above values by 37.
KEY: licenses, reciprocity, transportation, exemptions
Date of Last Change: January 16, 2024
Notice of Continuation: April 6, 2026
Authorizing, and Implemented or Interpreted Law: 19-3-104; 19-6-104