A1 values, Minn. Rules 4731.0422
A2 values, Minn. Rules 4731.0422
Generally, see RADIOACTIVE MATERIALS
Great Lakes water quality standards, Minn. Rules 7052.0100
Radioactive materials, nationally tracked sources, thresholds, Minn. Rules 4731.2820
Specific activity, Minn. Rules 4731.0422