Re: Re[2]: When does "rem" no longer apply? -Reply

["Sandy Perle" <sandyfl@earthlink.net>]

> If you look up the NRC definition of Very High Radiation Area it has a note
> that says "At very high doses received at high dose rates, units of
> absorbed dose (e.g., rads and grays) are appropriate, rather than units
> of dose equivalent (e.g., rems and seiverts)."  Now if they would only
> define "very high doses" and "high dose rates" we would know which
> unit to use.

Another perspective. ANSI N13.11-1993 refers to Accident Dose 
Category in Rads ..the Category tests from 10 Rads to 500 Rads. 
Anything below 10 Rads is defined in terms of Rem.

------------------
Sandy Perle
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ICN Dosimetry Division
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