New Hampshire Code of Administrative Rules
He - Department of Health and Human Services
Subtitle He-P - Former Division of Public Health Services
Chapter He-P 4000 - NEW HAMPSHIRE RULES FOR THE CONTROL OF RADIATION
Part He-P 4021 - RECORDS, REPORTS, AND ADDITIONAL REQUIREMENTS
Section He-P 4021.21 - Permissible Levels of Surface Contamination
Universal Citation: NH Admin Rules He-P 4021.21
Current through Register No. 40, October 3, 2024
Levels of surface contamination shall be in compliance with the restrictions set forth in Table 4021.2 below:
Table 4021.2 Permissible Levels of Surface Contamination
| Fixed | |||
| Nuclide | Average | Maximum | Removable |
| U-natural, U-235, U-238 and associated decay products | Click Here to View Image | Click Here to View Image | Click Here to View Image |
| Transuranics, Ra-226, Ra-228, Th-230, Th-228, Pa-231, Ac-227, I-125, I-129 | Click Here to View Image | Click Here to View Image | Click Here to View Image |
| Th-nat, Th-232, Sr-90, Ra-223, Ra-224, U-232, I-126, I-131, I-133 | Click Here to View Image | Click Here to View Image | Click Here to View Image |
| Beta-gamma emitters (nuclides with decay modes other than alpha emission or spontaneous fission except Sr-90 and others noted above) . | Click Here to View Image | Click Here to View Image | Click Here to View Image |
#5903, eff 2-1-95; ss by #6827, eff 8-6-98; ss by #8481, eff 11-5-05
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