Re: Radioactive material in film developer

[Franz Schoenhofer <schoenho@via.at>]

At 21:36 11.07.2000 -0500, you wrote:


>Radsafers:
>         Does anyone know what in industrial X-ray developer is radioactive?
>
>           The manufacturer states that the developer containes the
following:
>                   Part A:  potassium hydroxide 

Natural potassium contains unavoidable the naturally occurring radioisotope
K-40, which is a high energy beta emitter.

That's the simple answer to your question.

Franz


Franz Schoenhofer
Habicherg. 31/7
A-1160 Vienna
Austria
Tel.: +43-1-495 53 08
Fax.: same number
mobile phone: +43-664-338 0 333
e-mail: schoenho@via.at


Office:
Ministerialrat Dr. Franz Schoenhofer
Federal Ministry of Agriculture, Forestry, Environment and Water Management
Radiation Protection Department (BMLFUW I/8 U)
Radetzkystr. 2
A-1031 Vienna
AUSTRIA

phone: -43-1-71172-4458
fax: -43-1-7122331

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