Chemistry Uses Of Nitrogen Log in to track progress Liquid nitrogen is used as a cooling agent. It is used as a carrier gas in gas chromatography due to its inert nature. It constitutes part of producer gas, which is an important fuel gas. It is used in haber process for manufacturing ammonia. ← Previous Chemical Properties Of Nitrogen Next → Oxides Of Nitrogen Leave a comment Cancel replyYou must be logged in to post a comment.