NAC459.362. Quantities of radioactive materials for signs, labels and signals; disposal of waste.  


Latest version.
  • The following quantities must be used for the purposes of subsection 1 of NAC 459.1955:


    Radioactive

    Material

    Microcuries

    Americium-241

    0.01

    Antimony-122

    100

    Antimony-124

    10

    Antimony-125

    10

    Arsenic-73

    100

    Arsenic-74

    10

    Arsenic-76

    10

    Arsenic-77

    100

    Barium-131

    10

    Barium-133

    10

    Barium-140

    10

    Bismuth-210

    1

    Bromine-82

    10

    Cadmium-109

    10

    Cadmium-115m

    10

    Cadmium-115

    100

    Calcium-45

    10

    Calcium-47

    10

    Carbon-14

    100

    Cerium-141

    100

    Cerium-143

    100

    Cerium-144

    1

    Cesium-131

    1,000

    Cesium-134m

    100

    Cesium-134

    1

    Cesium-135

    10

    Cesium-136

    10

    Cesium-137

    10

    Chlorine-36

    10

    Chlorine-38

    10

    Chromium-51

    1,000

    Cobalt-58m

    10

    Cobalt-58

    10

    Cobalt-60

    1

    Copper-64

    100

    Dysprosium-165

    10

    Dysprosium-166

    100

    Erbium-169

    100

    Erbium-171

    100

    Europium-152 (9.2 h)

    100

    Europium-152 (13 yr)

    1

    Europium-154

    1

    Europium-155

    10

    Fluorine-18

    1,000

    Gadolinium-153

    10

    Gadolinium-159

    100

    Gallium-72

    10

    Germanium-71

    100

    Gold-198

    100

    Gold-199

    100

    Hafnium-181

    10

    Holmium-166

    100

    Hydrogen-3

    1,000

    Indium-113m

    100

    Indium-114m

    10

    Indium-115m

    100

    Indium-115

    10

    Iodine-125

    1

    Iodine-126

    1

    Iodine-129

    0.1

    Iodine-131

    1

    Iodine-132

    10

    Iodine-133

    1

    Iodine-134

    10

    Iodine-135

    10

    Iridium-192

    10

    Iridium-194

    100

    Iron-55

    100

    Iron-59

    10

    Krypton-85

    100

    Krypton-87

    10

    Lanthanum-140

    10

    Lutetium-177

    100

    Manganese-52

    10

    Manganese-54

    10

    Manganese-56

    10

    Mercury-197m

    100

    Mercury-197

    100

    Mercury-203

    10

    Molybdenum-99

    100

    Neodymium-147

    100

    Neodymium-149

    100

    Nickel-59

    100

    Nickel-63

    10

    Nickel-65

    100

    Niobium-93m

    10

    Niobium-95

    10

    Niobium-97

    10

    Osmium-185

    10

    Osmium-191m

    100

    Osmium-191

    100

    Osmium-193

    100

    Palladium-103

    100

    Palladium-109

    100

    Phosphorus-32

    10

    Platinum-191

    100

    Platinum-193m

    100

    Platinum-193

    100

    Platinum-197m

    100

    Platinum-197

    100

    Plutonium-239

    0.01

    Polonium-210

    0.1

    Potassium-42

    10

    Praseodymium-142

    100

    Praseodymium-143

    100

    Promethium-147

    10

    Promethium-149

    10

    Radium-226

    0.01

    Rhenium-186

    100

    Rhenium-188

    100

    Rhodium-103m

    100

    Rhodium-105

    100

    Rubidium-86

    10

    Rubidium-87

    10

    Ruthenium-97

    100

    Ruthenium-103

    10

    Ruthenium-105

    10

    Ruthenium-106

    1

    Samarium-151

    10

    Samarium-153

    100

    Scandium-46

    10

    Scandium-47

    100

    Scandium-48

    10

    Selenium-75

    10

    Silicon-31

    100

    Silver-105

    10

    Silver-110m

    1

    Silver-111

    100

    Sodium-24

    10

    Strontium-85

    10

    Strontium-89

    1

    Strontium-90

    0.1

    Strontium-91

    10

    Strontium-92

    10

    Sulphur-35

    100

    Tantalum-182

    10

    Technetium-96

    10

    Technetium-97m

    100

    Technetium-97

    100

    Technetium-99m

    100

    Technetium-99

    10

    Tellurium-125m

    10

    Tellurium-127m

    10

    Tellurium-127

    100

    Tellurium-129m

    10

    Tellurium-129

    100

    Tellurium-131m

    10

    Tellurium-132

    10

    Terbium-160

    10

    Thallium-200

    100

    Thallium-201

    100

    Thallium-202

    100

    Thallium-204

    10

    Thorium (natural) 1

    100

    Thulium-170

    10

    Thulium-171

    10

    Tin-113

    10

    Tin-125

    10

    Tungsten-181

    10

    Tungsten-185

    10

    Tungsten-187

    100

    Uranium (natural) 2

    100

    Uranium-233

    0.01

    Uranium-234

    0.01

    Uranium-235

    0.01

    Vanadium-48

    10

    Xenon-131m

    1,000

    Xenon-133

    100

    Xenon-135

    100

    Ytterbium-175

    100

    Yttrium-90

    10

    Yttrium-91

    10

    Yttrium-92

    100

    Yttrium-93

    100

    Zinc-65

    10

    Zinc-69m

    100

    Zinc-69

    1,000

    Zirconium-93

    10

    Zirconium-95

    10

    Zirconium-97

    10

    Any alpha-emitting radionuclide not listed above or mixtures of alpha emitters of unknown composition

    0.01

    Any radionuclide other than alpha-emitting radionuclides, not listed above or mixtures of beta emitters of unknown composition

    0.1

         1 Based on alpha disintegration rate of Th 232, Th 230, and their daughter products.

         2 Based on alpha disintegration rate of U 238, U 234, and U 235.

     [Bd. of Health, Radiation Control Reg. Art. 4, Appendix B, eff. 2-28-80]—(NAC A 1-18-94)