CF Industries Holdings, Inc. manufactures and distributes nitrogen fertilizer. It owns and operates nitrogen plants and serves agricultural and industrial customers through its distribution system. The company operates through following segments: Ammonia, Granular Urea, UAN, AN, Other and Phosphate. The Ammonia segment produces anhydrous ammonia, which is company's most concentrated nitrogen fertilizer product as it contains 82% nitrogen. The Granular Urea segment produces granular urea, which contains 46% nitrogen. The UAN segment produces urea ammonium nitrate solution, which is a liquid fertilizer product with a nitrogen content from 28% to 32%, is produced by combining urea and ammonium nitrate. The AN segment produces ammonium nitrate, which is a nitrogen-based product with a nitrogen content between 29% and 35%. The Other segment includes Diesel exhaust fluid, Nitric acid, Urea liquor and Compound fertilizer products. The Phosphate segment does not have operating results subsequent to that quarter although the segment will continue to be included until the reporting of comparable period phosphate results ceases. CF Industries Holdings was founded in 1946 and is headquartered in Deerfield, IL.