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

Zr-86 16.5 h ec, ^/ ph 7.00E-10 8.60E-10 0.069 100 0.1 1.E+01 [2] 9.00E+06 1.00E+04 100  Y-86 [6]

Zr-88 83.4 d ec / ph 4.10E-09 3.30E-10 0.076 50 0.1 1.E+00 1.00E+06 2.00E+03 100  Y-88 [6]

Zr-89 78.41 h ec,  / ph 7.50E-10 7.90E-10 0.182 400 0.5 1.E+01 [1] 8.00E+06 1.00E+0410

Zr-93 1.53 E6 a ^2.90E-08 2.80E-10 <0.001 <1 <0.1 1.E+01 2.00E+05 3.00E+02 1000  Nb-93m Zr-95 64.032 d ^/ ph 4.20E-09 8.80E-10 0.112 1000 1.1 1.E+00 [2] 1.00E+06 2.00E+03 3  Nb-95 [6]

Zr-97 16.744 h ^/ ph 1.40E-09 2.10E-09 0.027 1000 1.6 1.E+01 [2] 4.00E+06 6.00E+03 3  Nb-97

Nb-88 14.5 min ec,  / ph 5.00E-11 6.30E-11 0.719 1000 1.8 1.E+01 [1] 1.00E+08 2.00E+05 3  Zr-88 Nb-89 2.03 h ec,  / ph 1.90E-10 3.00E-10 0.392 700 1.3 1.E+01 [1] 3.00E+07 4.00E+04 3  Zr-89 Nb-89m 66 min ec,  / ph 1.20E-10 1.40E-10 0.306 900 1.5 1.E+01 [1] 5.00E+07 7.00E+04 3  Zr-89 Nb-90 14.60 h ec,  / ph 1.10E-09 1.20E-09 0.574 2000 1.9 1.E+01 [1] 5.00E+06 8.00E+033

Nb-91 680 a ec,  / ph 1.E+02 1.00E+06 2.00E+031000

Nb-91m 60.86 d it, ec,  / ph 1.E+01 3.00E+06 4.00E+03300

Nb-92m 10.15 d ec,  / ph 1.E+01 1.00E+07 1.00E+04300

Nb-93m 16.13 a it / ph 8.60E-10 1.20E-10 0.003 <1 <0.1 1.E+01 7.00E+06 1.00E+041000

Nb-94 2.03 E4 a  / ph 2.50E-08 1.70E-09 0.237 1000 1.5 1.E-01 2.00E+05 3.00E+023

Nb-95 34.991 d  / ph 1.30E-09 5.80E-10 0.116 100 0.3 1.E+00 5.00E+06 6.00E+0330

Nb-95m 3.61 d it, ^/ ph 8.50E-10 5.60E-10 0.021 2000 1.4 1.E+02 7.00E+06 1.00E+04 3  Nb-95 [6]

Nb-96 23.35 h  / ph 9.70E-10 1.10E-09 0.372 1000 1.6 1.E+00 6.00E+06 9.00E+033

Nb-97 72.1 min  / ph 7.20E-11 6.80E-11 0.099 1000 1.6 1.E+01 [1] 8.00E+07 1.00E+053

Nb-98m 51.3 min  / ph 9.90E-11 1.10E-10 0.393 1000 1.8 1.E+01 [1] 6.00E+07 8.00E+043

Mo-90 5.56 h ec, ^/ ph 5.60E-10 6.20E-10 0.147 1000 1.4 1.E+01 [1] 1.00E+07 1.00E+04 3  Nb-90 [6]

Mo-93 4.0 E3 a ec / ph 1.40E-09 2.60E-09 0.016 4 <0.1 1.E+01 4.00E+06 6.00E+03100

Mo-93m 6.85 h it, ec / ph 3.00E-10 2.80E-10 0.330 800 0.8 1.E+01 2.00E+07 3.00E+04 10  Mo-93 Mo-99 65.94 h ^/ ph 1.10E-09 1.20E-09 0.024 1000 1.6 1.E+01 [2] 5.00E+06 8.00E+03 3  Tc-99m, Tc-99

Mo-101 14.61 min  / ph 4.50E-11 4.20E-11 0.196 1000 1.7 1.E+01 [1] 1.00E+08 2.00E+05 3  Tc-101 Tc-93 2.75 h ec,  / ph 6.50E-11 4.90E-11 0.222 20 0.1 1.E+01 [1] 9.00E+07 1.00E+05 100  Mo-93 Tc-93m 43.5 min it, ec,  / ph 3.10E-11 2.40E-11 0.098 300 0.4 1.E+01 [1] 2.00E+08 3.00E+05 10  Tc-93, Mo-93 Tc-94 293 min ec,  / ph 2.20E-10 1.80E-10 0.414 200 0.4 1.E+01 [1] 3.00E+07 4.00E+0410

Tc-94m 52.0 min ec,  / ph 8.00E-11 1.10E-10 0.285 700 1.3 1.E+01 [1] 8.00E+07 1.00E+053

Tc-95 20.0 h ec / ph 1.80E-10 1.60E-10 0.135 20 0.1 1.E+01 3.00E+07 5.00E+04100

Tc-95m 61 d ec, ^, it / ph 8.60E-10 6.20E-10 0.117 100 0.1 1.E+00 [2] 7.00E+06 1.00E+04 100  Tc-95