... : Industrial ,electronic gasBrand Name: Jinhong gasModel Number: Carbon monoxide, CO, liquid gas 99.9%-99.99%Product ... Name: Carbon monoxide, CO, liquid gas 99.9%-99.99%Item: Carbon monoxide, COprice: factory pricePackaging & DeliveryPackaging ... gas 99.9%-99.99% At standard temperature and pressure, carbon monoxide gas is a colourless, odourless, without excitant gas. ...