Vorlagen

Beurteilungsgrössen Freigrenze Bewilligungs- Richtwerte

grenze

Radionuklid Halbwertszeit Zerfallsart/ einh eing h10 h0,07 hc0,07 LL LA CA CS Instabiles Tochternuklid

Strahlung Sv/Bq Sv/Bq (mSv/h)/ (mSv/h)/GBq (mSv/h)/ Bq/g Bq Bq/m3 Bq/cm2

GBq in 1 min 10 cm Ab-(kBq/cm2)

Abstand stand

1 2  4 5 6 7 8 9 10 11 1213

Tl-197 2.84 h ec,  / ph 2.70E-11 2.30E-11 0.065 300 0.3 1.E+02 [1] 2.00E+08 3.00E+05 30  Hg-197 Tl-198 5.3 h ec,  / ph 1.20E-10 7.30E-11 0.280 100 0.2 1.E+01 [1] 5.00E+07 7.00E+0430

Tl-198m 1.87 h ec, ^, it / ph 7.30E-11 5.40E-11 0.188 2000 1.5 1.E+01 [1] 8.00E+07 1.00E+05 3  Tl-198 [6]

Tl-199 7.42h ec,  / ph 3.70E-11 2.60E-11 0.042 600 0.5 1.E+02 2.00E+08 2.00E+0510

Tl-200 26.1 h ec,  / ph 2.50E-10 2.00E-10 0.198 100 0.2 1.E+01 2.00E+07 3.00E+0430

Tl-201 72.912 h ec / ph 7.60E-11 9.50E-11 0.018 100 0.2 1.E+02 8.00E+07 1.00E+0530

Tl-202 12.23 d ec / ph 3.10E-10 4.50E-10 0.077 60 0.1 1.E+01 2.00E+07 3.00E+04100

Tl-204 3.78 a ^, ec / ph 6.20E-10 1.30E-09 <0.001 1000 1.4 1.E+00 1.00E+07 1.00E+04 3  Pb-204 Tl-209 2.161 min ^/ ph 0.296 1000 1.9 3  Pb-209 Pb-195m 15 min ec, ^/ ph 3.00E-11 2.90E-11 0.254 600 1.9 1.E+01 [1] 2.00E+08 3.00E+05 3  Tl-195 [6] Pb-198 2.4 h ec / ph 8.70E-11 1.00E-10 0.073 600 0.6 1.E+02 [1] 7.00E+07 1.00E+05 10  Tl-198 [6] Pb-199 90 min ec, ^/ ph 4.80E-11 5.40E-11 0.218 200 0.3 1.E+01 [1] 1.00E+08 2.00E+05 30  Tl-199 Pb-200 21.5 h ec / ph 2.60E-10 4.00E-10 0.037 1000 1 1.E+01 2.00E+07 3.00E+04 10  Tl-200 [6]

Pb-201 9.33 h ec,  / ph 1.20E-10 1.60E-10 0.120 300 0.3 1.E+01 5.00E+07 7.00E+04 30  Tl-201 Pb-202 5.25 E4 a ec,  / ph 1.40E-08 8.70E-09 0.001 4 <0.1 1.E-01 [2] 4.00E+05 6.00E+02 30  Tl-202 Pb-202m 3.53 h it, ec / ph 1.20E-10 1.30E-10 0.310 900 1 1.E+01 [1] 5.00E+07 7.00E+04 10  Pb-202, Tl-202 Pb-203 51.873 h ec / ph 1.60E-10 2.40E-10 0.054 500 0.4 1.E+01 4.00E+07 5.00E+0410

Pb-205 1.53 E7 a ec / ph 4.10E-10 2.80E-10 0.001 4 <0.1 1.E+01 1.00E+07 2.00E+041000

Pb-209 3.253 h  3.20E-11 5.70E-11 <0.001 1000 1.4 1.E+03 2.00E+08 3.00E+053

Pb-210 22.20 a ,  / ph 1.10E-06 6.80E-07 0.003 3 <0.1 1.E-01 [2] 5.00E+03 8.00E+00 0.3  Bi-210 Pb-211 / Bi-211 36.1 min ,  / ph 5.60E-09 1.80E-10 0.016 1000 1.7 1.E+02 [1] 1.00E+06 1.00E+033

Pb-212 10.64 h ^/ ph 3.30E-08 5.90E-09 0.025 2000 1.8 1.E+01 [2] 2.00E+05 3.00E+02 3  Bi-212 [6] Pb-214 26.8 min ^/ ph 4.80E-09 1.40E-10 0.041 2000 1.9 1.E+02 [1] 1.00E+06 2.00E+03 3  Bi-214 [6] Bi-200 36.4 min ec, ^/ ph 5.60E-11 5.10E-11 0.371 600 0.7 1.E+01 [1] 1.00E+08 1.00E+05 10  Pb-200 Bi-201 108 min ec, ^/ ph 1.10E-10 1.20E-10 0.205 500 0.8 1.E+01 [1] 5.00E+07 8.00E+04 10  Pb-201 [6]

Bi-202 1.72 h ec,  / ph 1.00E-10 8.90E-11 0.367 500 0.6 1.E+01 [1] 6.00E+07 8.00E+04 10  Pb-202 Bi-203 11.76 h ec,  / ph 4.50E-10 4.80E-10 0.310 200 0.4 1.E+01 [1] 1.00E+07 2.00E+04 10  Pb-203 Bi-205 15.31 d ec,  / ph 1.00E-09 9.00E-10 0.239 100 0.2 1.E+01 [1] 6.00E+06 8.00E+03 30  Pb-205 Bi-206 6.243 d ec,  / ph 2.10E-09 1.90E-09 0.487 600 1 1.E+00 3.00E+06 4.00E+0310

Bi-207 32.9 a ec,  / ph 3.20E-09 1.30E-09 0.233 100 0.3 1.E-01 2.00E+06 3.00E+0330

Bi-208 3.68 E5 a ec / ph 1.E-02 2.00E+06 2.00E+03300