Overview Nitrous Oxide Monitors are personal safety monitoring badges that monitor nitrous oxide vapor levels. Nitrous oxide levels should be maintained below 25 ppm in operating rooms and 50 ppm in treatment areas. According to OSHA regulations, monitoring is recommended at least four times per year.

  • Accurate and affordable results
  • Mail-in envelopes and result analysis included
  • Simply clip to garments during potential exposure
  • Badge purchase includes analysis and report
  • Results available within 48 hours and may be mailed or faxed
  • All monitors may use the 8-hour Time Weighted Average (TWA) method or the 15-minute Short-Term Exposure Limit (STEL) method