Source: https://www.law.cornell.edu/cfr/text/10/appendix-B_to_part_30
Timestamp: 2017-02-24 03:36:51
Document Index: 571749132

Matched Legal Cases: ['art 30', 'art 30', 'art_30', 'art 30', 'art 30', 'art 30', '§ 20', 'art 30']

10 CFR Appendix B to Part 30, Quantities 1 of Licensed Material Requiring Labeling | US Law | LII / Legal Information Institute
CFR › Title 10 › Chapter I › Part 30 › Appendix B_to_part_30 10 CFR Appendix B to Part 30, Quantities 1 of Licensed Material Requiring Labeling
There is 1 Update appearing in the Federal Register for 10 CFR Part 30. View below or at eCFR (GPOAccess)
Appendix B to Part 30 - Quantities 1 of Licensed Material Requiring Labeling
Microcuries
Europium-152 9.2 h
Europium-152 13 yr
Thorium (natural) 1
Uranium (natural) 2
Uranium-234 - Uranium-235
Any radionuclide other than alpha emitting radionuclides, not listed above or mixtures of beta emitters of unknown composition
1 Based on alpha disintegration rate of Th-232, Th-230 and their daughter products.
2 Based on alpha disintegration rate of U-238, U-234, and U-235.
For purposes of § 20.303, where there is involved a combination of isotopes in known amounts, the limit for the combination should be derived as follows: Determine, for each isotope in the combination, the ratio between the quantity present in the combination and the limit otherwise established for the specific isotope when not in combination. The sum of such ratios for all the isotopes in the combination may not exceed “1” (i.e., “unity”).
[ 35 FR 6425, Apr. 22, 1970, as amended at 36 FR 16898, Aug. 26, 1971; 38 FR 29314, Oct. 24, 1973; 39 FR 23991, June 28, 1974; 45 FR 71763, Oct. 30, 1980. Redesignated at 56 FR 23391, May 21, 1991, and further redesignated at 58 FR 67659, Dec. 22, 1993]
Title 10 published on 2015-12-04The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 10 CFR Part 30 after this date.2016-12-02; vol. 81 # 232 - Friday, December 2, 201681 FR 86906 - Miscellaneous Corrections