E-Limit

2,4-Dichlorophenoxyacetic acid and its esters (2,4-D)

CAS Number

94-75-7

Last Revised

2006

TWA Limit

10 mg/m3

STEL

20 mg/m3

Ceiling Limit

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Notes & Notations
  • IARC 2B - Possibly carcinogenic (cancer causing) to humans - Chlorophenoxy herbicides as a group
  • OHSR 5.57 is applicable for this designated substance
Basis of B.C. Exposure Limit
Minimize the potential for:
  • Kidney tubular damage
  • Thyroid effects
  • Note: There may be other potential health effects; refer to ACGIH TLV Documentation and other relevant references.
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.