oe te be pe a, WAOE gS ™ NaS et re seg a 2S RETTE TTes SE we voi ee ee mee we ems ew wey oly ys, pete RET a ee een et et woe ‘ . . saw es at TNT4 . 4! : | Radionuctide and type | Maximum | Organ of =; permissible. reference* burden | ‘ (eritical organ! in total | | ! of decay | bold face: | body ' 108) (H} (submersion) | Skin (Bet sol.) | GILL | | ; [‘sol.} | Total body | 6y (insol.} ‘ ; | Livee Po i Boe , Splezn / (submersion. ee \Fia g- Nat? By y i 600 sto eG 300 'Totalbody { GI (CLD . ; Lurg (sol. i Totalbody e § 20 10 6.05 002 4x 107 !4 x 107 { = |g p8x ie} 3 3 x 10 be 12 x los | [4x 10-6 7 200 '6»x 10-8 1 2 & 10-8 < , , 6 7 ; «| 1 ; |6x10“; 68) LB KO 20 50 10-* 0.05 (0.02 } 2 {2x 10° 8 8 x 10-4 ; ‘4x 107? 9.02 _ 1075 ,5x 10-* | 8 x 1077. 2 x 10~ ; | (0.2 {3 « 1075 ‘ 902 (3x 10) 5 x 1077/9 x 1077 + Jom* [2x 10-7) 4x 10-*'6 x 107 | O39 4x 10-55 906 G09 99x 10-§ | 10-5 | 2x 10-8 | ! 9 x 10-" | . 2 hy 0.05 {9x 10} 0.02 $3 x 107 $4 x 10-8 8 x 10-8 | 10-# v4 2 x 1077 . oe GI (ST | Total holy 7 linsol.’ GICLLD , Lung * The abbreviations G], -. 2. Jarge intestine. and lower .2 _ .. » ERTetre on re er re ee oe 2 12x 10-3 | 10 f | 8x10] 6 x 107 GI (LLI) [ 001 :2 x 10-613 x 107 (7x 107? i " (sol.) 7 E s. (insol., + J 1 Natt é = {3 x 10-* 0.2 400} 6031S x JOR £6.01 +2 x 10-8 A a . 20 } 2 x «10 | § x 1075 i ‘sol. | GI(SD finsol; (MPC), | (MPC). | (MPC), t ote Bone and "teeth For 163 hr week SK 10-8 E003 ' Taine | Total bocy ' Bone | OL (2x aw | dx 10) | GIL); (NCO,) (sol? | Fat / Bo (MPC). § 2x10 | 1 Totalbody | Kidney For 40 hr week I 9 g- Maximum permissible concentrations | aluc) 4 (nejemn?) (uciem?) (uelem’s | (ucjem') sH?.HTO or H3O: ; Bodytissue erat PY ’ Table I. Maximum permissible body burdens and maximum permissible concentrations of radionuclides in air and in waterfor occupational exposure aSOREe PERMISSIBLE DOSE FORINTERNAL RADIATION i 16 ¥ 30-2: 10-* K “8x 10" 10-77 3 x 10-5 x 1074 6 ~~ /3 x 107% 3 x 10-*. 5 x 107% OY i : 2% 107 | 4 x 107? 2x 107! 4 « 10-96 x 107? 18» 10-7 | 43 ™ tort pnesto gas. iatestinal tract, stomach, small intestine, upper Sa ethy. 901 15b9 “: Ps eo Po ; * ~