Washington Administrative Code
Title 246 - Health, Department of
RADIATION
Chapter 246-232 - Radioactive material - Licensing applicability
LICENSES
Section 246-232-120 - Schedule B, exempt quantities of radioactive materials
Universal Citation: WA Admin Code 246-232-120
Current through Register Vol. 24-18, September 15, 2024
(See also WAC 246-232-010(2).)
| 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 (And-147) | 100 |
| Neodymium-149 (And-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 (So-185) | 10 |
| Osmium-191m (So-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 |
| Radium-226 (Ra-226) | 0.1 |
| 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 |
| Sulphur-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-169 (Yb-169) | 10 |
| 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 |
Statutory Authority: RCW 70.98.050 and 70.98.080. 09-06-003, § 246-232-120, filed 2/18/09, effective 3/21/09. Statutory Authority: RCW 70.98.050. 01-02-068, § 246-232-120, filed 12/29/00, effective 1/29/01. Statutory Authority: RCW 70.98.050 and 70.98.080. 91-15-112 (Order 184), § 246-232-120, filed 7/24/91, effective 8/24/91. Statutory Authority: RCW 43.70.040. 91-02-049 (Order 121), recodified as § 246-232-120, filed 12/27/90, effective 1/31/91. Statutory Authority: RCW 70.98.080. 83-19-050 (Order 2026), § 402-19-550, filed 9/16/83; 79-12-073 (Order 1459), § 402-19-550, filed 11/30/79, effective 1/1/80. Formerly WAC 402-20-240.
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