Product Description
Carbon Monoxide 500 ppm/ Hydrogen 500 ppm/ Oxygen 2.0%/ Nitrogen 1800 psi/ 680 Liters/ 19 Cubic Feet/ CGA Specific/ Aluminum/Non-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.