RAE Systems QRAE III Calibration Gas 34L 600-0050-007 Confined Space Gas Monitor FR treated for up to

FR treated for up to 25 washes

the hood can be easily replaced

*The NRR may overestimate the hearing protection provided during typical use

QC122B-3XL

RAE Systems QRAE III Calibration Gas 34L 600-0050-007 Confined Space Gas Monitor FR treated for up toThis is the calibration gas for the QRAE III, which comes in a 34L aluminum cylinder. The canister features 50% CH4, 18% O2, 10 PPM H2S, 50 PPM CO, and balance N2. This calibration gas has a shelf life of twelve months. FAQs: How Often Do I Need To Calibrate My Monitor? Note: This item ships via UPS Ground due to HazMat restrictions and isn't available for expedited shipping. Calibration gas is not returnable. Please check your selection carefully