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Source
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Personnel Exposure
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Action level (8-hour, time-weighted average concentration)
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0.2 µg Be/m3a
|
10 CFR 850.23
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Permissible exposure limit (PEL) (8-hour, time-weighted average concentration)
|
2 µg Be/m3a
|
10 CFR 850.22, 29 CFR 1910.1000
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PEL (acceptable ceiling concentration)
|
5 µg Be/m3b
|
29 CFR 1910.1000
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PEL (peak above acceptable ceiling)
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25 µg Be/m3, for no more than 30 minutesb
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Surface Contamination
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(A) Housekeeping
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