Long-lived radionuclides in the seabed of the Baltic Sea

Ilus, Erkki; Mattila, Jukka

Digitale Bibliothek

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Long-lived radionuclides in the seabed of the Balt...

Figure  A6.
Results  forTh-228  with  2  sigma  uncertainties
(upper)  and  the  arithmetic  mean  with  variations  of
the  result  within  2  sigma  uncertainties  (lower).

32

Bq/kg  Bq/kg

Th-228

Th-228  mean  value  69  Bq/kg
Results  with  2  sigma  uncertainties