OSHA FORMALDEHYDE STANDARD (29 CFR 1910.1048)

• Permissible Exposure Limits

  • TWA - 0.75ppm, as an 8-hour time-weighted average
  • STEL - 2.0pppm, any 15-minute period during the work shift
  • Action Level - 0.5 ppm, as an 8-hour TWA

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