Mixed gas refers to the gas containing two or more effective components, or the content of non effective components exceeds the specified limit. The mixture composed of several gases is the working medium commonly used in engineering. Mixed gases are usua
Production method (industrial method): it is extracted and recovered from the feed gas, fermentation gas, lime kiln gas and flue gas during the production of synthetic ammonia and hydrogen. The purity shall not be less than 99.5% (volume).