Airgas, Inc. (NYSE: ARG) today announced that its subsidiary, Airgas Carbonic, has signed a long-term agreement for the supply of liquid carbon dioxide (CO 2) from Fox River Valley Ethanol’s recently acquired plant in Oshkosh, WI. Under the terms of the agreement, Airgas Carbonic will market food and beverage-grade liquid CO 2 co-products from the plant, which is expected to begin production in October and yield 250 tons per day of liquid CO 2. “Airgas Carbonic has partnered with Fox River Valley Ethanol’s parent company, Ace Ethanol, for the past decade to market the liquid CO 2 co-product from Ace’s ethanol plant in Stanley, Wisconsin, and we are excited to expand our relationship to their new Oshkosh, Wisconsin, plant,” said Phil Filer, President of Airgas Carbonic. “This additional supply source will further strengthen our liquid CO 2 network and provide enhanced supply reliability to our food and beverage, as well as our industrial, bulk gas customers in the Midwest.” “We are pleased to expand our long-standing relationship with Airgas Carbonic through this new agreement,” said Neal Kemmet, President and General Manager, Fox River Valley Ethanol. “Ethanol plants are an important source of liquid CO 2 in the Midwest, and we look forward to beginning production at our plant in Oshkosh and providing the liquid CO 2 co-product that will help serve the needs of the many large users in the region.” Airgas is a leading supplier of liquid CO 2 in the United States through its eight production plants and other sources that augment its production. The new agreement represents Airgas’ third liquid CO 2 source in Wisconsin, joining its sources in Stanley and Jefferson. About Airgas, Inc. Airgas, Inc. (NYSE: ARG), through its subsidiaries, is one of the nation’s leading suppliers of industrial, medical and specialty gases, and hardgoods, such as welding equipment and related products. Airgas is a leading U.S. producer of atmospheric gases with 16 air separation plants, a leading producer of carbon dioxide, dry ice, and nitrous oxide, one of the largest U.S. suppliers of safety products, and a leading U.S. supplier of refrigerants, ammonia products, and process chemicals. More than 15,000 employees work in approximately 1,100 locations, including branches, retail stores, gas fill plants, specialty gas labs, production facilities and distribution centers. Airgas also markets its products and services through e-Business, catalog and telesales channels. Its national scale and strong local presence offer a competitive edge to its diversified customer base. For more information, please visit www.airgas.com.