Mich. Admin. Code R. 325.5268

Current through Vol. 24-23, January 1, 2025

Section R. 325.5268 - Appendix A8. Concentrations in air and water above natural background. Elements T

Rule 268.

(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)
Tantalum (73)	Ta-182	S	4 x 10-8	1 x 10-3	1 x 10-9	4 x 10-5
		I	2 x 10-8	1 x 10-3	7 x 10-10	4 x 10-5
Technetium (43)	Tc-96m	S	8 x 10-5	4 x 10-1	3 x 10-6	1 x 10-2
		I	3 x 10-5	3 x 10-1	1 x 10-6	1 x 10-2
	Tc-96	S	6 x 10-7	3 x 10-3	2 x 10-8	1 x 10-4
		I	2 x 10-7	1 x 10-3	8 x 10-9	5 x 10-5
	Tc-97m	S	2 x 10-6	1 x 10-2	8 x 10-8	4 x 10-4
		I	2 x 10-7	5 x 10-3	5 x 10-9	2 x 10-4
	Tc-97	S	1 x 10-5	5 x 10-2	4 x 10-7	2 x 10-3
		I	3 x 10-7	2 x 10-2	1 x 10-8	8 x 10-4
	Tc-99m	S	4 x 10-5	2 x 10-1	1 x 10-6	6 x 10-3
		I	1 x 10-5	8 x 10-2	5 x 10-7	3 x 10-3
	Tc-99	S	2 x 10-6	1 x 10-2	7 x 10-8	3 x 10-4
		I	6 x 10-8	5 x 10-3	2 x 10-9	2 x 10-4
Tellurium (52)	Te-125m	S	4 x 10-7	5 x 10-3	1 x 10-8	2 x 10-4
		I	1 x 10-7	3 x 10-3	4 x 10-9	1 x 10-4
	Te-127m	S	1 x 10-7	2 x 10-3	5 x 10-9	6 x 10-5
		I	4 x 10-8	2 x 10-3	1 x 10-9	5 x 10-5
	Te-127	S	2 x 10-6	8 x 10-3	6 x 10-8	3 x 10-4
		I	9 x 10-7	5 x 10-3	3 x 10-8	2 x 10-4
	Te-129m	S	8 x 10-8	1 x 10-3	3 x 10-9	3 x 10-5
		I	3 x 10-8	6 x 10-4	1 x 10-9	2 x 10-5
	Te-129	S	5 x 10-6	2 x 10-2	2 x 10-7	8 x 10-4
		I	4 x 10-6	2 x 10-2	1 x 10-7	8 x 10-4
	Te-131m	S	4 x 10-7	2 x 10-3	1 x 10-8	6 x 10-5
		I	2 x 10-7	1 x 10-3	6 x 10-9	4 x 10-5
	Te-132	S	2 x 10-7	9 x 10-4	7 x 10-9	3 x 10-5
		I	1 x 10-7	6 x 10-4	4 x 10-9	2 x 10-5
Terbium (65)	Tb-160	S	1 x 10-7	1 x 10-3	3 x 10-9	4 x 10-5
		I	3 x 10-8	1 x 10-3	1 x 10-9	4 x 10-5
Thallium (81)	Tl-200	S	3 x 10-6	1 x 10-2	9 x 10-8	4 x 10-4
		I	1 x 10-6	7 x 10-3	4 x 10-8	2 x 10-4
	Tl-201	S	2 x 10-6	9 x 10-3	7 x 10-8	3 x 10-4
		I	9 x 10-7	5 x 10-3	3 x 10-8	2 x 10-4
	Tl-202	S	8 x 10-7	4 x 10-3	3 x 10-8	1 x 10-4
		I	2 x 10-7	2 x 10-3	8 x 10-9	7 x 10-5
	Tl-204	S	6 x 10-7	3 x 10-3	2 x 10-8	1 x 10-4
		I	3 x 10-8	2 x 10-3	9 x 10-10	6 x 10-5
Thorium (90)	Th-227	S	3 x 10-10	5 x 10-4	1 x 10-11	2 x 10-5
		I	2 x 10-10	5 x 10-4	6 x 10-12	2 x 10-5
	Th-228	S	9 x 10-12	2 x 10-4	3 x 10-13	7 x 10-6
		I	6 x 10-12	4 x 10-4	2 x 10-13	1 x 10-5
	Th-230	S	2 x 10-12	5 x 10-5	8 x 10-14	2 x 10-6
		I	1 x 10-11	9 x 10-4	3 x 10-13	3 x 10-5
	Th-231	S	1 x 10-6	7 x 10-3	5 x 10-8	2 x 10-4
		I	1 x 10-6	7 x 10-3	4 x 10-8	2 x 10-4
	Th-232	S	3 x 10-11	5 x 10-5	1 x 10-12	2 x 10-6
		I	3 x 10-11	1 x 10-3	1 x 10-12	4 x 10-5
	Th-natural	S	6 x 10-11	6 x 10-5	2 x 10-12	2 x 10-6
		I	6 x 10-11	6 x 10-4	2 x 10-12	2 x 10-5
	Th-234	S	6 x 10-8	5 x 10-4	2 x 10-9	2 x 10-5
		I	3 x 10-8	5 x 10-4	1 x 10-9	2 x 10-5
Thulium (69)	Tm-170	S	4 x 10-8	1 x 10-3	1 x 10-9	5 x 10-5
		I	3 x 10-8	1 x 10-3	1 x 10-9	5 x 10-5
	Tm-171	S	1 x 10-7	1 x 10-2	4 x 10-9	5 x 10-4
		I	2 x 10-7	1 x 10-2	8 x 10-9	5 x 10-4
Tin (50)	Sn-113	S	4 x 10-7	2 x 10-3	1 x 10-8	9 x 10-5
		I	5 x 10-8	2 x 10-3	2 x 10-9	8 x 10-5
	Sn-125	S	1 x 10-7	5 x 10-4	4 x 10-9	2 x 10-5
		I	8 x 10-8	5 x 10-4	3 x 10-9	2 x 10-5
Tungsten (74)	W-181	S	2 x 10-6	1 x 10-2	8 x 10-8	4 x 10-4
		I	1 x 10-7	1 x 10-2	4 x 10-9	3 x 10-4
	W-185	S	8 x 10-7	4 x 10-3	3 x 10-8	1 x 10-4
		I	1 x 10-7	3 x 10-3	4 x 10-9	1 x 10-4
	W-187	S	4 x 10-7	2 x 10-3	2 x 10-8	7 x 10-5
		I	3 x 10-7	2 x 10-3	1 x 10-8	6 x 10-5

Mich. Admin. Code R. 325.5268

1979 AC; 2016 MR 10, Eff. 5/25/2016