Airgas SVP to Present at Goldman Sachs Basic Materials Conference

Airgas, Inc. (NYSE:ARG) Thomas S. Thoman, Senior Vice President of Airgas Merchant Gases, will speak at the Goldman Sachs 2008 Basic Materials Conference in New York City on Thursday, May 22, at 10:00 a.m. ET. Interested parties may listen to a live webcast or replay until June 20 by accessing http://www.shareholder.com/arg/medialist.cfm

Presentation slides will be available for download by 5:00 p.m. ET on May 21 on the Airgas Investors website at http://www.shareholder.com/arg/slides.cfm

About Airgas, Inc.

Airgas, Inc. (NYSE: ARG), through its subsidiaries, is the largest U.S. distributor of industrial, medical, and specialty gases, and hardgoods, such as welding equipment and supplies. Airgas is also one of the largest U.S. distributors of safety products, the largest U.S. producer of nitrous oxide and dry ice, the largest liquid carbon dioxide producer in the Southeast, and a leading distributor of process chemicals, refrigerants, and ammonia products. More than 14,500 employees work in over 1,100 locations, including branches, retail stores, gas fill plants, specialty gas labs, production facilities and distribution centers. Airgas also distributes its products and services through eBusiness, 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.