Mich. Admin. Code R. 325.5262 - Appendix A2. Concentrations in air and water above natural background. Elements C
Rule 262.
(See notes in Rule 270.)
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TABLE I |
TABLE II |
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|
Element (atomic number) |
Radionuclide* |
Column 1 Air (µCi/ml) |
Column 2 Water (µCi/ml) |
Column 1 Air (µCi/ml) |
Column 2 Water (µCi/ml) |
|
|
Cadmium (48) |
Cd-109 |
S |
5 x 10-8 |
5 x 10-3 |
2 x 10-9 |
2 x 10-4 |
|
I |
7 x 10-8 |
5 x 10-3 |
3 x 10-9 |
2 x 10-4 |
||
|
Cd-115m |
S |
4 x 10-8 |
7 x 10-4 |
1 x 10-9 |
3 x 10-5 |
|
|
I |
4 x 10-8 |
7 x 10-4 |
1 x 10-9 |
3 x 10-5 |
||
|
Cd-115 |
S |
2 x 10-7 |
1 x 10-3 |
8 x 10-9 |
3 x 10-5 |
|
|
I |
2 x 10-7 |
1 x 10-3 |
6 x 10-9 |
4 x 10-5 |
||
|
Calcium (20) |
Ca-45 |
S |
3 x 10-8 |
3 x 10-4 |
1 x 10-9 |
9 x 10-6 |
|
I |
1 x 10-7 |
5 x 10-3 |
4 x 10-9 |
2 x 10-4 |
||
|
Ca-47 |
S |
2 x 10-7 |
1 x 10-3 |
6 x 10-9 |
5 x 10-5 |
|
|
I |
2 x 10-7 |
1 x 10-3 |
6 x 10-9 |
3 x 10-5 |
||
|
Californium (98) |
Cf-249 |
S |
2 x 10-12 |
1 x 10-4 |
5 x 10-14 |
4 x 10-6 |
|
I |
1 x 10-10 |
7 x 10-4 |
3 x 10-12 |
2 x 10-5 |
||
|
Cf-250 |
S |
5 x 10-12 |
4 x 10-4 |
2 x 10-13 |
1 x 10-5 |
|
|
I |
1 x 10-10 |
7 x 10-4 |
3 x 10-12 |
3 x 10-5 |
||
|
Cf-251 |
S |
2 x 10-12 |
1 x 10-4 |
6 x 10-14 |
4 x 10-6 |
|
|
I |
1 x 10-10 |
8 x 10-4 |
3 x 10-12 |
3 x 10-5 |
||
|
Cf-252 |
S |
6 x 10-12 |
2 x 10-4 |
2 x 10-13 |
7 x 10-6 |
|
|
I |
3 x 10-11 |
2 x 10-4 |
1 x 10-12 |
7 x 10-6 |
||
|
Cf-253 |
S |
8 x 10-10 |
4 x 10-3 |
3 x 10-11 |
1 x 10-4 |
|
|
I |
8 x 10-10 |
4 x 10-3 |
3 x 10-11 |
1 x 10-4 |
||
|
Cf-254 |
S |
5 x 10-12 |
4 x 10-6 |
2 x 10-13 |
1 x 10-7 |
|
|
I |
5 x 10-12 |
4 x 10-6 |
2 x 10-13 |
1 x 10-7 |
||
|
Carbon (6) |
C-14 |
S |
4 x 10-6 |
2 x 10-2 |
1 x 10-7 |
8 x 10-4 |
|
(CO2) |
Sub** |
5 x 10-5 |
----------- |
1 x 10-6 |
----------- |
|
|
Cerium (58) |
Ce-141 |
S |
4 x 10-7 |
3 x 10-3 |
2 x 10-8 |
9 x 10-5 |
|
I |
2 x 10-7 |
3 x 10-3 |
5 x 10-9 |
9 x 10-5 |
||
|
Ce-143 |
S |
3 x 10-7 |
1 x 10-3 |
9 x 10-9 |
4 x 10-5 |
|
|
I |
2 x 10-7 |
1 x 10-3 |
7 x 10-9 |
4 x 10-5 |
||
|
Ce-144 |
S |
1 x 10-8 |
3 x 10-4 |
3 x 10-10 |
1 x 10-5 |
|
|
I |
6 x 10-9 |
3 x 10-4 |
2 x 10-10 |
1 x 10-5 |
||
|
Cesium (55) |
Cs-131 |
S |
1 x 10-5 |
7 x 10-2 |
4 x 10-7 |
2 x 10-3 |
|
I |
3 x 10-6 |
3 x 10-2 |
1 x 10-7 |
9 x 10-4 |
||
|
Cs-134m |
S |
4 x 10-5 |
2 x 10-1 |
1 x 10-6 |
6 x 10-3 |
|
|
I |
6 x 10-6 |
3 x 10-2 |
2 x 10-7 |
1 x 10-3 |
||
|
Cs-134 |
S |
4 x 10-8 |
3 x 10-4 |
1 x 10-9 |
9 x 10-6 |
|
|
I |
1 x 10-8 |
1 x 10-3 |
4 x 10-10 |
4 x 10-5 |
||
|
Cs-135 |
S |
5 x 10-7 |
3 x 10-3 |
2 x 10-8 |
1 x 10-4 |
|
|
I |
9 x 10-8 |
7 x 10-3 |
3 x 10-9 |
2 x 10-4 |
||
|
Cs-136 |
S |
4 x 10-7 |
2 x 10-3 |
1 x 10-8 |
9 x 10-5 |
|
|
I |
2 x 10-7 |
2 x 10-3 |
6 x 10-9 |
6 x 10-5 |
||
|
Cs-137 |
S |
6 x 10-8 |
4 x 10-4 |
2 x 10-9 |
2 x 10-5 |
|
|
I |
1 x 10-8 |
1 x 10-3 |
5 x 10-10 |
4 x 10-5 |
||
|
Chlorine (17) |
Cl-36 |
S |
4 x 10-7 |
2 x 10-3 |
1 x 10-8 |
8 x 10-5 |
|
I |
2 x 10-8 |
2 x 10-3 |
8 x 10-10 |
6 x 10-5 |
||
|
Cl-38 |
S |
3 x 10-6 |
1 x 10-2 |
9 x 10-8 |
4 x 10-4 |
|
|
I |
2 x 10-6 |
1 x 10-2 |
7 x 10-8 |
4 x 10-4 |
||
|
Chromium (24) |
Cr-51 |
S |
1 x 10-5 |
5 x 10-2 |
4 x 10-7 |
2 x 10-3 |
|
I |
2 x 10-6 |
5 x 10-2 |
8 x 10-8 |
2 x 10-3 |
||
|
Cobalt (27) |
Co-57 |
S |
3 x 10-6 |
2 x 10-2 |
1 x 10-7 |
5 x 10-4 |
|
I |
2 x 10-7 |
1 x 10-2 |
6 x 10-9 |
4 x 10-4 |
||
|
Co-58m |
S |
2 x 10-5 |
8 x 10-2 |
6 x 10-7 |
3 x 10-3 |
|
|
I |
9 x 10-6 |
6 x 10-2 |
3 x 10-7 |
2 x 10-3 |
||
|
Co-58 |
S |
8 x 10-7 |
4 x 10-3 |
3 x 10-8 |
1 x 10-4 |
|
|
I |
5 x 10-8 |
3 x 10-3 |
2 x 10-9 |
9 x 10-5 |
||
|
Co-60 |
S |
3 x 10-7 |
1 x 10-3 |
1 x 10-8 |
5 x 10-5 |
|
|
I |
9 x 10-9 |
1 x 10-3 |
3 x 10-10 |
3 x 10-5 |
||
|
Copper (29) |
Cu-64 |
S |
2 x 10-6 |
1 x 10-2 |
7 x 10-8 |
3 x 10-4 |
|
I |
1 x 10-6 |
6 x 10-3 |
4 x 10-8 |
2 x 10-4 |
||
|
Curium (96) |
Cm-242 |
S |
1 x 10-10 |
7 x 10-4 |
4 x 10-12 |
2 x 10-5 |
|
I |
2 x 10-10 |
7 x 10-4 |
6 x 10-12 |
2 x 10-5 |
||
|
Cm-243 |
S |
6 x 10-12 |
1 x 10-4 |
2 x 10-13 |
5 x 10-6 |
|
|
I |
1 x 10-10 |
7 x 10-4 |
3 x 10-12 |
2 x 10-5 |
||
|
Cm-244 |
S |
9 x 10-12 |
2 x 10-4 |
3 x 10-13 |
7 x 10-6 |
|
|
I |
1 x 10-10 |
8 x 10-4 |
3 x 10-12 |
3 x 10-5 |
||
|
Cm-245 |
S |
5 x 10-12 |
1 x 10-4 |
2 x 10-13 |
4 x 10-6 |
|
|
I |
1 x 10-10 |
8 x 10-4 |
4 x 10-12 |
3 x 10-5 |
||
|
Cm-246 |
S |
5 x 10-12 |
1 x 10-4 |
2 x 10-13 |
4 x 10-6 |
|
|
I |
1 x 10-10 |
8 x 10-4 |
4 x 10-12 |
3 x 10-5 |
||
|
Cm-247 |
S |
5 x 10-12 |
1 x 10-4 |
2 x 10-13 |
4 x 10-6 |
|
|
I |
1 x 10-10 |
6 x 10-4 |
4 x 10-12 |
2 x 10-5 |
||
|
Cm-248 |
S |
6 x 10-13 |
1 x 10-5 |
2 x 10-14 |
4 x 10-7 |
|
|
I |
1 x 10-11 |
4 x 10-5 |
4 x 10-13 |
1 x 10-6 |
||
|
Cm-249 |
S |
1 x 10-5 |
6 x 10-2 |
4 x 10-7 |
2 x 10-3 |
|
|
I |
1 x 10-5 |
6 x 10-2 |
4 x 10-7 |
2 x 10-3 |
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Notes
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