Item #: AS1-R1-8127
Sale: $170.00 Was: $190.00

Update price

4-Gas Mix for RAE (50% LEL, 50ppm CO, 25ppm H2S, 20.9% O2)

This four gas calibration mix is for older RAE instruments like the QRAE, MultiRAE Plus, and VRAE. It contains 50% LEL Methane (2.5% Vol), 50ppm Carbon Monoxide (CO), 25ppm Hydrogen Sulfide (H2S), and 20.9% Oxygen (O2) with a Nitrogen (N2) balance.


  • C-10 Regulator Required
  • Available in a 34L or 58L aluminum cylinder


  • Size: 34L
  • Shelf Life: 12+ months


  • Size: 58L
  • Shelf Life: 12+ months
Related Items