Airgas EVP and COO to Present at Chemical Heritage Foundation Conference.

RADNOR, Pa. -- Airgas, Inc. (NYSE:ARG) Executive Vice President and Chief Operating Officer Michael L. Molinini will speak at the third annual Chemical Industry Conference in Philadelphia on Tuesday, June 20, at 10:45 a.m. EDT. Interested parties may listen to a live webcast or replay until September 20 by accessing http://www.shareholder.com/arg/medialist.cfm

Presentation slides will be available for download by 5:00 p.m. EDT on June 19 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 related hardgoods, such as welding equipment and supplies. Airgas is also the third-largest U.S. distributor 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. Its 10,000 employees work in about 900 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.