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10 CFR 850.23
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Permissible exposure limit (PEL) (8-hour, time-weighted average concentration)
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2 µg Be/m3a
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10 CFR 850.22, 29 CFR 1910.1000
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PEL (acceptable ceiling concentration)
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5 µg Be/m3b
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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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Maximum removable surface contamination for beryllium work areas
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3 µg Be/100 cm2c, d
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10 CFR 850.30
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(B) Release Criteria
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