Title 10
SECTION 34.21
34.21 Limits on external radiation levels from storage containers and source changers.
§ 34.21 Limits on external radiation levels from storage containers and source changers.The maximum exposure rate limits for storage containers and source changers are 2 millisieverts (200 millirem) per hour at any exterior surface, and 0.1 millisieverts (10 millirem) per hour at 1 meter from any exterior surface with the sealed source in the shielded position.