SO2-CO-Methane-O2

Methane (CH₄) 1.45% / Oxygen (O₂) 15.0% / Carbon Monoxide (CO) 60 PPM / Sulfur Dioxide (SO₂) 10 PPM / N₂ BAL Calibration Gas – 116L

Multi-Gas Reactive Calibration Gas Cylinder – 116L This reactive multi-gas calibration cylinder contains Methane, Oxygen, Carbon Monoxide, and Sulfur Dioxide in a nitrogen balance — engineered for functional testing, bump checks, and...

SO2 10 PPM / CO 50 PPM / Methane 2.5 % / O2 19% - Custom mix

Sulfur Dioxide 10 ppm/ Carbon Monoxide 50 ppm/ Methane 2.5% (50% LEL)/ Oxygen 19.0%/ Nitrogen 1000 psi/ 60 Liters/ 4.0 Cubic Feet/ C-10/ Aluminum/ Reactive This Cal gas or calibration gas is used for calibration and maintenance of gas detectors. We...