Projets

Grandeurs Limite de libéra- Limite d’autori-Valeurs directrices

d’appréciation tion sation

Nucléide Période Mode de désinté-einh eing h10 h0,07 hc0,07 LL LA CA CS Nucléide de

gration / rayon- Sv/Bq Sv/Bq (mSv/h)/G (mSv/h)/GBq à (mSv/h)/ Bq/g Bq Bq/m3 Bq/cm2 filiation instable nement Bq à 1 m 10 cm de (kBq/cm2)

de distance distance 1 2  4 5 6 7 8 9 10 11 1213

As-70 52.6 min ec,  / ph 1.20E-10 1.30E-10 0.603 1000 1.7 1.E+01 [1] 5.00E+07 7.00E+043

As-71 65.28 h ec,  / ph 5.00E-10 4.60E-10 0.088 700 0.7 1.E+01 1.00E+07 2.00E+04 10  Ge-71 As-72 26.0 h ec,  / ph 1.30E-09 1.80E-09 0.339 900 1.6 1.E+01 5.00E+06 6.00E+033

As-73 80.30 d ec / ph 6.50E-10 2.60E-10 0.003 20 <0.1 1.E+03 [2] 9.00E+06 1.00E+041000

As-74 17.77 d ec, ,  / ph 1.80E-09 1.30E-09 0.117 900 1.1 1.E+01 3.00E+06 5.00E+033

As-76 1.0778 d / ph 9.20E-10 1.60E-09 0.132 1000 1.6 1.E+01 7.00E+06 9.00E+033

As-77 38.83 h / ph 4.20E-10 4.00E-10 0.001 1000 1.5 1.E+03 1.00E+07 2.00E+043

As-78 90.7 min / ph 1.40E-10 2.10E-10 0.804 1000 1.7 1.E+01 [1] 4.00E+07 6.00E+043

Se-70 41.1 min ec, ^/ ph 1.20E-10 1.40E-10 0.158 900 1.3 1.E+01 [1] 5.00E+07 7.00E+04 3  As-70 [6]

Se-73 7.15 h ec,  / ph 2.40E-10 3.90E-10 0.174 900 1.2 1.E+01 [1] 3.00E+07 3.00E+04 3  As-73 Se-73m 39.8 min it, ec,  / ph 2.70E-11 4.10E-11 0.038 300 0.4 1.E+02 [1] 2.00E+08 3.00E+05 10  Se-73 Se-75 119.779 d ec / ph 1.70E-09 2.60E-09 0.064 80 0.1 1.E+00 4.00E+06 5.00E+03100

Se-79 2.95 E5 a  3.10E-09 2.90E-09 <0.001 200 0.4 1.E-01 2.00E+06 3.00E+0310

Se-81 18.45 min / ph 2.40E-11 2.70E-11 0.002 1000 1.6 1.E+03 [1] 3.00E+08 3.00E+053

Se-81m 57.28 min it,  6.80E-11 5.90E-11 0.004 100 1.1 1.E+03 [1] 9.00E+07 1.00E+05 3  Se-81 Se-83 22.3 min  / ph 5.30E-11 5.10E-11 0.362 1000 1.7 1.E+01 [1] 1.00E+08 2.00E+05 3  Br-83 Br-74 25.4 min ec, / ph 6.80E-11 8.40E-11 1.022 1000 1.8 1.E+01 [1] 9.00E+07 1.00E+053

Br-74m 46 min ec,  / ph 1.10E-10 1.40E-10 1.347 900 1.8 1.E+01 [1] 5.00E+07 8.00E+043

Br-75 96.7 min ec,  / ph 8.50E-11 7.90E-11 0.189 900 1.3 1.E+01 [1] 7.00E+07 1.00E+05 3  Se-75 Br-76 16.2 h ec,  / ph 5.80E-10 4.60E-10 0.503 700 1.1 1.E+01 1.00E+07 1.00E+043

Br-77 57.036 h ec,  / ph 1.30E-10 9.60E-11 0.051 60 0.1 1.E+01 5.00E+07 6.00E+04100

Br-80 17.68 min , ec,  / ph 1.70E-11 3.10E-11 0.013 1000 1.5 1.E+02 [1] 4.00E+08 5.00E+053

Br-80m 4.4205 h it / ph 1.00E-10 1.10E-10 0.012 10 <0.1 1.E+03 [2] 6.00E+07 8.00E+04 1000  Br-80 Br-82 35.30 h / ph 8.80E-10 5.40E-10 0.395 1000 1.4 1.E+00 7.00E+06 9.00E+033

Br-83 2.40 h / ph 6.70E-11 4.30E-11 0.001 1000 1.5 1.E+03 [2] 9.00E+07 1.00E+053

Br-84 31.80 min / ph 6.20E-11 8.80E-11 0.923 1000 1.7 1.E+01 [1] 1.00E+08 1.00E+053

Kr-79 35.04 h ec, ^/ ph 0.042 100 0.2 1.E+01 2.00E+08 2.00E+05

Kr-81 2.29 E5 a ec / ph 0.004 8 <0.1 1.E+01 1.00E+10 1.00E+07

Kr-83m 1.83 h it / ph 0.002 3 <0.1 1.E+05 [1] 1.00E+12 1.00E+09

Kr-85 10.756 a ^/ ph 0.001 1000 1.5 1.E+02 5.00E+09 5.00E+06 [4]