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

Kr-85m 4.480 h ^, it / ph 0.026 1000 1.4 1.E+03 4.00E+08 4.00E+05  Kr-85 Kr-87 76.3 min ^/ ph 0.501 1000 1.7 1.E+02 7.00E+07 7.00E+04  Rb-87 Kr-88 2.84 h ^/ ph 0.264 1000 1.5 1.E+02 [1] 2.00E+07 2.00E+04 [5]  Rb-88 [6] Kr-89 3.15 min ^/ ph 2.047 900 1.8 3.00E+07 3.00E+04  Rb-89 [6] Rb-81m 30.5 min it, ec, ^/ ph 1.30E-11 9.70E-12 0.006 5 0.3 1.E+03 [1] 5.00E+08 6.00E+05 30  Rb-81 [6]

Rb-79 22.9 min ec,  / ph 3.00E-11 5.00E-11 0.217 2000 2.1 1.E+01 [1] 2.00E+08 3.00E+05 3  Kr-79 Rb-81 4.576 h ec,  / ph 6.80E-11 5.40E-11 0.101 1000 1.2 1.E+01 [1] 9.00E+07 1.00E+05 3  Kr-81 Rb-82m 6.472 h ec,  / ph 2.20E-10 1.30E-10 0.436 400 0.6 1.E+01 3.00E+07 4.00E+0410

Rb-83 86.2 d ec / ph 1.00E-09 1.90E-09 0.082 20 <0.1 1.E+00 [2] 6.00E+06 8.00E+03100

Rb-84 32.77 d ec, ,  / ph 1.50E-09 2.80E-09 0.141 400 0.6 1.E+00 4.00E+06 6.00E+0310

Rb-86 18.642 d , ec / ph 1.30E-09 2.80E-09 0.014 1000 1.6 1.E+02 5.00E+06 6.00E+033

Rb-87 4.923 E10 a  7.60E-10 1.50E-09 <0.001 1000 1.2 1.E+01 8.00E+06 1.00E+043

Rb-88 17.78 min  / ph 2.80E-11 9.00E-11 2.314 900 1.7 1.E+02 [1] 2.00E+08 3.00E+053

Rb-89 15.15 min  / ph 2.50E-11 4.70E-11 0.659 1000 1.8 1.E+02 [1] 2.00E+08 3.00E+05 3  Sr-89 Sr-80 / Rb-80 106.3 min ec,  / ph 2.10E-10 3.50E-10 1.750 900 1.7 1.E+03 [2] 3.00E+07 4.00E+043

Sr-81 22.3 min ec, ^/ ph 6.10E-11 7.80E-11 0.247 1000 1.6 1.E+01 [1] 1.00E+08 1.00E+05 3  Rb-81 [6]

Sr-82 / Rb-82 25.36 d ec / ph 7.70E-09 6.10E-09 0.434 900 1.6 1.E+01 [1] 8.00E+05 1.00E+033

Sr-83 32.41 h ec,  / ph 4.90E-10 5.80E-10 0.127 400 0.5 1.E+01 1.00E+07 2.00E+04 10  Rb-83 Sr-85 64.84 d ec / ph 6.40E-10 5.60E-10 0.086 20 0.1 1.E+00 9.00E+06 1.00E+04100

Sr-85m 67.63 min it, ec,  / ph 7.40E-12 6.10E-12 0.035 70 0.1 1.E+02 [1] 8.00E+08 1.00E+06 100  Sr-85 Sr-87m 2.815 h it, ec / ph 3.50E-11 3.30E-11 0.053 300 0.3 1.E+02 [1] 2.00E+08 2.00E+05 30  Rb-87 Sr-89 50.53 d  5.60E-09 2.60E-09 <0.001 1000 1.6 1.E+03 [2] 1.00E+06 1.00E+033

Sr-90 28.79 a ^7.70E-08 2.80E-08 <0.001 1000 1.4 1.E+00 [2] 8.00E+04 1.00E+02 3  Y-90 [6] Sr-91 9.63 h ^/ ph 5.70E-10 7.60E-10 0.117 1000 1.6 1.E+01 [2] 1.00E+07 1.00E+04 3  Y-91m, Y-91 Sr-92 2.66 h ^/ ph 3.40E-10 4.90E-10 0.194 1000 1.4 1.E+01 [1] 2.00E+07 2.00E+04 3  Y-92 [6]

Y-86 14.74 h ec,  / ph 8.10E-10 9.60E-10 0.515 500 0.8 1.E+00 7.00E+06 1.00E+0410

Y-86m 48 min it, ec, ^/ ph 4.90E-11 5.60E-11 0.034 200 0.1 1.E+02 [1] 1.00E+08 2.00E+05 100  Y-86 [6]

Y-87 79.8 h ec,  / ph 5.30E-10 5.50E-10 0.080 20 <0.1 1.E+01 [2] 1.00E+07 2.00E+04300

Y-88 106.65 d ec, b+ / ph 3.30E-09 1.30E-09 0.380 40 0.2 1.E-01 2.00E+06 3.00E+0330

Y-90 64.10 h  1.70E-09 2.70E-09 0.007 1000 1.6 1.E+03 4.00E+06 5.00E+033