E-Limit

Diacetyl

CAS Number

431-03-8

Last Revised

2015

TWA Limit

0.01 ppm

STEL

0.02 ppm

Ceiling Limit

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Basis of B.C. Exposure Limit
Minimize the potential for:
  • Bronchiolitis obliterans-like illness
  • Lung damage
  • Note: There may be other potential health effects; refer to ACGIH TLV Documentation and other relevant references.
Synonyms:

Butanedione

If the substance you are searching has an entry that contains a size-selective fraction, form, or work activity, you should perform an additional search to confirm if other exposure limits may apply.

Ensure no workers are exposed to a substance that exceeds the exposure limits in accordance with OHSR 5.48.