Product Description
Hydrogen Sulfide 25 ppm/ Carbon Monoxide 250 ppm/ Methane 2.5% (50% LEL)/ Oxygen 20.9%/ Nitrogen 750 psi/ 44 Liters/ 1.5 Cubic Feet/ C-10/ Aluminum/Reactive This Cal gas or calibration gas is used for calibration and maintenance of gas detectors. We produce calibration gases for a large variety of gas detectors. If you have a need for a calibration gas that is not shown in our e-commerce store, simply call for a quick quote.