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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

Cu-61 3.333 h ec,  / ph 1.20E-10 1.20E-10 0.128 900 1.1 1.E+01 [1] 5.00E+07 7.00E+043

Cu-64 12.700 h ec, ,  / ph 1.50E-10 1.20E-10 0.030 900 0.8 1.E+02 4.00E+07 6.00E+0410

Cu-67 61.83 h / ph 5.80E-10 3.40E-10 0.018 1000 1.4 1.E+02 1.00E+07 1.00E+043

Zn-62 / Cu-62 9.186 h ec,  / ph 6.60E-10 9.40E-10 0.319 1000 1.9 1.E+02 [2] 9.00E+06 1.00E+043

Zn-63 38.47 min ec,  / ph 6.10E-11 7.90E-11 0.175 1000 1.6 1.E+01 [1] 1.00E+08 1.00E+053

Zn-65 244.06 d ec,  / ph 2.80E-09 3.90E-09 0.086 40 0.1 1.E-01 2.00E+06 3.00E+03100

Zn-69 56.4 min  4.30E-11 3.10E-11 <0.001 1000 1.6 1.E+03 1.00E+08 2.00E+053

Zn-69m 13.76 h it, / ph 3.30E-10 3.30E-10 0.067 70 0.1 1.E+01 [2] 2.00E+07 3.00E+04 100  Zn-69 Zn-71m 3.96 h / ph 2.40E-10 2.40E-10 0.240 1000 1.7 1.E+01 [1] 3.00E+07 3.00E+043

Zn-72 46.5 h ^/ ph 1.50E-09 1.40E-09 0.026 900 0.9 1.E+00 [2] 4.00E+06 6.00E+03 10  Ga-72 [6]

Ga-65 15.2 min ec, / ph 2.90E-11 3.70E-11 0.183 1000 1.6 1.E+01 [1] 2.00E+08 3.00E+05 3  Zn-65 Ga-66 9.49 h ec,  / ph 7.10E-10 1.20E-09 0.877 600 1.1 1.E+01 8.00E+06 1.00E+043

Ga-67 3.2612 d ec / ph 2.80E-10 1.90E-10 0.025 30 0.3 1.E+02 2.00E+07 3.00E+0430

Ga-68 67.71 min ec,  / ph 8.10E-11 1.00E-10 0.149 1000 1.5 1.E+01 [1] 7.00E+07 1.00E+053

Ga-70 21.14 min ,ec / ph 2.60E-11 3.10E-11 0.001 1000 1.6 1.E+02 [1] 2.00E+08 3.00E+053

Ga-72 14.10 h / ph 8.40E-10 1.10E-09 0.386 1000 1.7 1.E+01 7.00E+06 1.00E+043

Ga-73 4.86 h  / ph 2.00E-10 2.60E-10 0.052 1000 1.6 1.E+02 [1] 3.00E+07 4.00E+043

Ge-66 2.26 h ec, ^/ ph 1.30E-10 1.00E-10 0.108 400 0.5 1.E+01 [1] 5.00E+07 6.00E+04 10  Ga-66 [6] Ge-68 270.95 d ec / ph 7.90E-09 1.30E-09 <0.001 10 <0.1 1.E+01 [2] 8.00E+05 1.00E+03 300  Ga-68 [6]

Ge-67 18.9 min ec,  / ph 4.20E-11 6.50E-11 0.407 1000 1.7 1.E+01 [1] 1.00E+08 2.00E+05 3  Ga-67 Ge-69 39.05 h ec,  / ph 3.70E-10 2.40E-10 0.132 500 0.6 1.E+01 2.00E+07 2.00E+0410

Ge-71 11.43 d ec / ph 1.10E-11 1.20E-11 <0.001 10 <0.1 1.E+04 [1] 5.00E+08 8.00E+051000

Ge-75 82.78 min / ph 5.40E-11 4.60E-11 0.006 1000 1.6 1.E+03 1.00E+08 2.00E+053

Ge-77 11.30 h / ph 4.50E-10 3.30E-10 0.163 1000 1.6 1.E+01 1.00E+07 2.00E+043

Ge-78 88 min ^/ ph 1.40E-10 1.20E-10 0.045 1000 1.5 1.E+02 [1] 4.00E+07 6.00E+04 3  As-78 [6] As-69 15.23 min ec, ^/ ph 3.50E-11 5.70E-11 0.250 900 1.7 1.E+01 [1] 2.00E+08 2.00E+05 3  Ge-69

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