E-Limit

Styrene - monomer

CAS Number

100-42-5

Last Revised

2020

TWA Limit

20 ppm

STEL

40 ppm

Ceiling Limit

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Notes & Notations
  • IARC 2A - Probably carcinogenic (cancer causing) to humans
  • OHSR 5.57 is applicable for this designated substance
Basis of B.C. Exposure Limit
Minimize the potential for:
  • Central and peripheral nervous system impairment
  • Hearing impairment
  • Upper respiratory irritation
  • Visual disorders / Deficits in colour vision
  • Note: There may be other potential health effects; refer to ACGIH TLV Documentation and other relevant references.
IDLH:

700 ppm

 (Source: NIOSH)
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.