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Re: K-40



BLHamrick@aol.com wrote:
> 
> Does anyone know the average concentration of K-40 in human urine, or the
> normal range of concentrations?
> 
> Barbara L. Hamrick
> BLHamrick@aol.com

Ballpark recollection:  2000 pCi/litre 
Tap water:              250-300 pCi/litre
Banana:                4000 pCi/litre

russ

russ