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Thorium-228

Atomic No.	Radionuclide	Class	Table 1 Occupational Values			Table 2 Effluent Concentrations		Table 3 Releases to Sewers
			Col. 1	Col. 2	Col. 3	Col. 1	Col. 2	Table 3 Releases to Sewers
			Oral Ingestion ALI (µCi)	Inhalation		Air (µCi/ml)	Water (µCi/ml)	Monthly Average Concentration (µCi/ml)
			Oral Ingestion ALI (µCi)	ALI (µCi)	DAC (µCi/ml)	Air (µCi/ml)	Water (µCi/ml)	Monthly Average Concentration (µCi/ml)
90	Thorium-228	W, see ²²⁶Th	6E+0 Bone Surf	1E-2 Bone Surf	4E-12	-	-	-
		W, see ²²⁶Th	(1E+1)	(2E-2)	-	3E-14	2E-7	2E-6
		Y, see ²²⁶Th	-	2E-2	7E-12	2E-14	-	-