제19921호                             관              보                 2021. 1. 18.(월요일)
                                                       면제물질에 대한         면제운반물에 대한
   핵종(원자번호)             A1 (TBq)        A2 (TBq)
                                                       방사능 농도(Bq/g)     방사능 제한치(Bq)
 U-232 (f)                     1             -3                  1                4
                      1 × 10        1 × 10              1 × 10           1 × 10
 (느린 폐흡수)
 U-233 (d)                     1             -2                  1                4
                      4 × 10        9 × 10              1 × 10           1 × 10
 (빠른 폐흡수)
 U-233 (e)                     1             -2                  2                5
                      4 × 10        2 × 10              1 × 10           1 × 10
 (중간 폐흡수)
 U-233 (f)                     1             -3                  1                5
                      4 × 10        6 × 10              1 × 10           1 × 10
 (느린 폐흡수)
 U-234 (d)                     1             -2                  1                4
                      4 × 10        9 × 10              1 × 10           1 × 10
 (빠른 폐흡수)
 U-234 (e)                     1             -2                  2                5
                      4 × 10        2 × 10              1 × 10           1 × 10
 (중간 폐흡수)
 U-234 (f)                     1             -3                  1                5
                      4 × 10        6 × 10              1 × 10           1 × 10
 (느린 폐흡수)
 U-235 (a)(d)(e)(f)
                      제한없음          제한없음
                                                                 1                4
                                                        1 × 10 (b)       1 × 10 (b)
 (모든 폐흡수형태)
 U-236 (d)
                      제한없음          제한없음                1 × 10
                                                                 1
                                                                         1 × 10
                                                                                  4
 (빠른 폐 흡수)
                                             -2
 U-236 (e)                     1    2 × 10                       2                5
                      4 × 10                            1 × 10           1 × 10
 (중간 폐 흡수)
 U-236 (f)                     1             -3                  1                4
                      4 × 10        6 × 10              1 × 10           1 × 10
 (느린 폐 흡수)
 U-238 (d)(e)(f)
                      제한없음          제한없음                         1
                                                        1 × 10 (b)
                                                                                  4
                                                                         1 × 10 (b)
 (모든 폐흡수형태)
                      제한없음          제한없음
                                                                 0                3
 U (천연)                                                 1 × 10 (b)       1 × 10 (b)
 U (g)
                      제한없음          제한없음
                                                                 0                3
                                                        1 × 10           1 × 10
 (20%이하 농축)
 U (감손)               제한없음          제한없음                1 × 100          1 × 103
 Vanadium (23)
                               -1            -1                  1                5
 V-48                 4 × 10        4 × 10              1 × 10           1 × 10
 V-49                 4 × 101       4 × 101             1 × 104          1 × 107
 Tungsten (74)
                               0             0                   1                6
 W-178 (a)            9 × 10        5 × 10              1 × 10           1 × 10
 W-181                3 × 101       3 × 101             1 × 103          1 × 107
                             1             -1                  4                7
 W-185                4 × 10        8 × 10              1 × 10           1 × 10
                             0             -1                  2                6
 W-187                2 × 10        6 × 10              1 × 10           1 × 10
 W-188 (a)            4 × 10-1      3 × 10-1            1 × 102          1 × 105
 Xenon (54)
                               -1            -1                  2                9
 Xe-122 (a)           4 × 10        4 × 10              1 × 10           1 × 10
 Xe-123               2 × 100       7 × 10-1            1 × 102          1 × 109
                             0             0                   3                5
 Xe-127               4 × 10        2 × 10              1 × 10           1 × 10
                             1             1                   4                4
 Xe-131m              4 × 10        4 × 10              1 × 10           1 × 10
 Xe-133               2 × 101       1 × 101             1 × 103          1 × 104
                             0             0                   3                10
 Xe-135               3 × 10        2 × 10              1 × 10           1 × 10
 Yttrium (39)
 Y-87 (a)             1 × 100       1 × 100             1 × 101          1 × 106
                             -1            -1                  1                6
 Y-88                 4 × 10        4 × 10              1 × 10           1 × 10
                             -1            -1                  3                5
 Y-90                 3 × 10        3 × 10              1 × 10           1 × 10
 Y-91                 6 × 10-1      6 × 10-1            1 × 103          7 × 106
                             0             0                   2                6
 Y-91m                2 × 10        2 × 10              1 × 10           1 × 10
                             -1            -1                  2                5
 Y-92                 2 × 10        2 × 10              1 × 10           1 × 10
 Y-93                 3 × 10-1      3 × 10-1            1 × 102          1 × 105
 Ytterbium (79)
                               0             0                   2                7
 Yb-169               4 × 10        1 × 10              1 × 10           1 × 10
 Yb-175               3 × 101       9 × 10-1            1 × 103          1 × 107


                                         103