TABLE OF
EXEMPTION QUANITITES
Section:
Part:
Pages:
Radiation Safety & Procedures Manual
Figure 3 b
1
Date of Issue:
Revision #:
Revision Date:
2009.02.20
-82012.08.30
Column 1
Column 2
Column 1
Column 2
Column 1
Column 2
Radioactive Nuclear
Substance
Quantity
(in Bq)
Radioactive Nuclear
Substance
Quantity
(in Bq)
Radioactive Nuclear Substance
Quantity
(in Bq)
Americium 241
1 x 104
Cobalt 58 m
1 x 107
Americium 243
3
1 x 10
Cobalt 60
1 x 10
Antimony 124
1 x 10
6
Copper 60
1 x 10
Antimony 125
6
1 x 10
7
Arsenic 73
1 x 10
6
Copper 64
Copper 67
Nickel 65
1 x 106
5
Niobium 95
1 x 10
5
Nitrogen 13
1 x 10
6
Oxygen 15
1 x 109
6
Phosphorous 32
1 x 105
7
1 x 10
1 x 10
6
9
8
Arsenic 74
1 x 10
Dysprosium 159
1 x 10
Phosphorous 33
1 x 10
Arsenic 76
1 x 105
Erbium 169
1 x 107
Polonium 210
1 x 104
Erbium 171
6
Potassium 42
1 x 106
6
Promethium 147
1 x 107
7
6
Barium 131
1 x 10
6
Barium 133
1 x 10
5
Fluorine 18
1 x 10
1 x 10
Barium 140
1 x 10
Gadolinium 153
1 x 10
Radium 226
1 x 104
Beryllium 7
1 x 107
Gallium 67
1 x 106
Rubidium 86
1 x 105
Gallium 72
5
Samarium 153
1 x 106
5
Scandium 46
1 x 106
7
Bismuth 206
Bismuth 207
5
1 x 10
6
1 x 10
Germanium 68
1 x 10
1 x 10
Bismuth 210
6
1 x 10
Gold 195
1 x 10
Scandium 47
1 x 106
Bromine 82
1 x 106
Gold 198
1 x 106
Selenium 75
1 x 106
9
Selenium 79
1 x 107
6
Sodium 22
1 x 106
6
Cadmium 107
Cadmium 109
7
1 x 10
6
1 x 10
Indium 111
1 x 10
1 x 10
Cadmium 113 m
1 x 10
Indium 113 m
1 x 10
Sodium 24
1 x 105
Cadmium 115
1 x 106
Indium 115
1 x 105
Cadmium 115 m
6
Hydrogen 3
6
1 x 10
7
Calcium 45
1 x 10
Iodine 123
Iodine 125
Strontium 85
1 x 106
7
Strontium 87 m
1 x 106
6
Strontium 89
1 x 106
5
1 x 10
1 x 10
Calcium 47
6
1 x 10
Iodine 129
1 x 10
Strontium 90
1 x 104
Carbon 11
1 x 106
Iodine 131
1 x 106
Carbon 14
7
1 x 10
Cerium 139
6
1 x 10
Iridium 192
Iron 52
Sulphur 35
1 x 108
4
Technetium 99
1 x 107
6
Technetium 99 m
1 x 107
6
1 x 10
1 x 10
Cerium 141
7
1 x 10
Iron 55
1 x 10
Thallium 201
1 x 106
Cerium 144
1 x 105
Iron 59
1 x 106
Thallium 204
1 x 104
Cesium 134
4
9
Thorium 232
1 x 104
4
Tin 113
1 x 107
9
Uranium (natural) in dispersable form
1 x 103
4
Xenon 123
1 x 10
5
Xenon 129 m
1 x 104
6
Xenon 133
1 x 104
5
Cesium 134 m
1 x 10
5
1 x 10
1 x 10
Krypton 87
1 x 10
6
Lead 210
1 x 10
1 x 10
Chlorine 36
1 x 10
5
1 x 10
Chromium 49
Krypton 85
1 x 10
4
Cesium 137
Chlorine 38
Krypton 77
6
1 x 10
Manganese 54
1 x 10
1 x 10
Chromium 51
1 x 10
Mercury 203
1 x 10
Xenon 135
1 x 101 0
Cobalt 56
1 x 105
Molybdenum 99
1 x 106
Cobalt 57
6
Cobalt 58
7
Manganese 52
9
1 x 10
6
1 x 10
Nickel 59
Nickel 63
Yttrium 90
1 x 105
8
Zinc 65
1 x 106
8
Zirconium 95
1 x 106
1 x 10
1 x 10
Please contact the Radiation Safety Officer for the appropriate information if an isotope is not listed.
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