R 325.5266 Appendix A6. Concentrations in air and water above natural background. Elements P.

Rule 266. (See notes in Rule 270.) TABLE I TABLE II Element (atomic number) Radionuclide* Column 1 Air (µCi/ml) Column 2 Water (µCi/ml) Column 1 Air (µCi/ml) Column 2 Water (µCi/ml) Palladium (46) Pd-103 S 1 x 10-6 1 x 10-2 5 x 10-8 3 x 10-4 I 7 x 10-7 8 x 10-3 3 x 10-8 3 x 10-4 Pd-109 S 6 x 10-7 3 x 10-3 2 x 10-8 9 x 10-5 I 4 x 10-7 2 x 10-3 1 x 10-8 7 x 10-5 Phosphorus (15) P-32 S 7 x 10-8 5 x 10-4 2 x 10-9 2 x 10-5 I 8 x 10-8 7 x 10-4 3 x 10-9 2 x 10-5 Platinum (78) Pt-191 S 8 x 10-7 4 x 10-3 3 x 10-8 1 x 10-4 I 6 x 10-7 3 x 10-3 2 x 10-8 1 x 10-4 Pt-193m S 7 x 10-6 3 x 10-2 2 x 10-7 1 x 10-3 I 5 x 10-6 3 x 10-2 2 x 10-7 1 x 10-3 Pt-193 S 1 x 10-6 3 x 10-2 4 x 10-8 9 x 10-4 I 3 x 10-7 5 x 10-2 1 x 10-8 2 x 10-3 Pt-197m S 6 x 10-6 3 x 10-2 2 x 10-7 1 x 10-3 I 5 x 10-6 3 x 10-2 2 x 10-7 9 x 10-4 Pt-197 S 8 x 10-7 4 x 10-3 3 x 10-8 1 x 10-4 I 6 x 10-7 3 x 10-3 2 x 10-8 1 x 10-4 Plutonium (94) Pu-238 S 2 x 10-12 1 x 10-4 7 x 10-14 5 x 10-6 I 3 x 10-11 8 x 10-4 1 x 10-12 3 x 10-5 Pu-239 S 2 x 10-12 1 x 10-4 6 x 10-14 5 x 10-6 I 4 x 10-11 8 x 10-4 1 x 10-12 3 x 10-5 Pu-240 S 2 x 10-12 1 x 10-4 6 x 10-14 5 x 10-6 I 4 x 10-11 8 x 10-4 1 x 10-12 3 x 10-5 Pu-241 S 9 x 10-11 7 x 10-3 3 x 10-12 2 x 10-4 I 4 x 10-8 4 x 10-2 1 x 10-9 1 x 10-3 Pu-242 S 2 x 10-12 1 x 10-4 6 x 10-14 5 x 10-6 I 4 x 10-11 9 x 10-4 1 x 10-12 3 x 10-5 Pu-243 S 2 x 10-6 1 x 10-2 6 x 10-8 3 x 10-4 I 2 x 10-6 1 x 10-2 8 x 10-8 3 x 10-4 Pu-244 S 2 x 10-12 1 x 10-4 6 x 10-14 4 x 10-6 I 3 x 10-11 3 x 10-4 1 x 10-12 1 x 10-5 Polonium (84) Po-210 S 5 x 10-10 2 x 10-5 2 x 10-11 7 x 10-7 I 2 x 10-10 8 x 10-4 7 x 10-12 3 x 10-5 Potassium (19) K-42 S 2 x 10-6 9 x 10-3 7 x 10-8 3 x 10-4 I 1 x 10-7 6 x 10-4 4 x 10-9 2 x 10-5 Praseodymium (59) Pr-142 S 2 x 10-7 9 x 10-4 7 x 10-9 3 x 10-5 I 2 x 10-7 9 x 10-4 5 x 10-9 3 x 10-5 Pr-143 S 3 x 10-7 1 x 10-3 1 x 10-8 5 x 10-5 I 2 x 10-7 1 x 10-3 6 x 10-9 5 x 10-5 Promethium (61) Pm-147 S 6 x 10-8 6 x 10-3 2 x 10-9 2 x 10-4 I 1 x 10-7 6 x 10-3 3 x 10-9 2 x 10-4 Pm-149 S 3 x 10-7 1 x 10-3 1 x 10-8 4 x 10-5 I 2 x 10-7 1 x 10-3 8 x 10-9 4 x 10-5 Protactinium (91) Pa-230 S 2 x 10-9 7 x 10-3 6 x 10-11 2 x 10-4 I 8 x 10-10 7 x 10-3 3 x 10-11 2 x 10-4 Pa-231 S 1 x 10-12 3 x 10-5 4 x 10-14 9 x 10-7 I 1 x 10-10 8 x 10-4 4 x 10-12 2 x 10-5 Pa-233 S 6 x 10-7 4 x 10-3 2 x 10-8 1 x 10-4 I 2 x 10-7 3 x 10-3 6 x 10-9 1 x 10-4