Re: K-40 concentration in seawater

[Jean-Michel Mure <jm.mure@andra.fr>]

At 10:08 18/11/1997 -0600, you wrote:
>Does anybody have a quick value for the typical natural activity of K-40 in 
>seawater?
>
>thanks in advance
>
>frazier bronson
>fbronson@canberra.com
>
>

Brewer (1975) gives an average value of 0,38 g of potassium per liter of
seawater.
The conversion factor is 27 Bq/l K40 per gram of potassium giving 10,6 Bq/l
of K40.

More generally it is abetween 10 and 15 Bq/l depending of the salinity of
seawater.

JM


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