Minnesota Administrative Rules

4731.0424 ACTIVITY-MASS RELATIONSHIPS FOR URANIUM.

Uranium Enrichment1 wt percent U-235 present	Specific Activity
	Tbq/g	Ci/g
0.45	1.8 x 10-8	5.0 x 10-7
0.72	2.6 x 10-8	7.1 x 10-7
1.0	2.8 x 10-8	7.6 x 10-7
1.5	3.7 x 10-8	1.0 x 10-6
5.0	1.0 x 10-7	2.7 x 10-6
10.0	1.8 x 10-7	4.8 x 10-6
20.0	3.7 x 10-7	1.0 x 10-5
35.0	7.4 x 10-7	2.0 x 10-5
50.0	9.3 x 10-7	2.5 x 10-5
90.0	2.2 x 10-6	5.8 x 10-5
93.0	2.6 x 10-6	7.0 x 10-5
95.0	3.4 x 10-6	9.1 x 10-5

¹ The figures for uranium include representative values for the activity of the uranium-234 that is concentrated during the enrichment process.

Statutory Authority:

MS s 144.1202; 144.1203

History:

29 SR 755

Published Electronically:

March 12, 2009