RADNOR, Pa.--(BUSINESS WIRE)--Airgas, Inc. (NYSE:ARG), today announced it has signed a supply agreement with Case Western Reserve University (CWRU). CWRU, a private university located in Cleveland, Ohio, is continually ranked among the country’s top research universities. Airgas will provide specialty gases and equipment to more than 600 CWRU laboratories, as well as industrial gases to other areas within CWRU. The seven-year agreement, with estimated annual sales of $1 million, was facilitated by Airgas’ and CWRU’s affiliation with E&I Cooperative Purchasing. Airgas has a national competitively awarded supplier contract with E&I.