Article: Airgas AiRx[TM] Diesel Exhaust Fluid Receives American Petroleum Institute (API) Certification.

RADNOR, Pa. -- Airgas, Inc. (NYSE: ARG) today announced its AiRx[TM] Diesel Exhaust Fluid has been certified by the American Petroleum Institute (API). Diesel exhaust fluid (DEF) is used in Selective Catalytic Reduction (SCR) technology to reduce harmful diesel exhaust pollutants. API certification verifies that manufacturers and distributors are operating in compliance with industry standards and that DEF meets quality standards. Airgas, the largest U.S. distributor of industrial, medical, and specialty gases, and welding, safety, and related products, markets Airgas AiRx Diesel Exhaust Fluid through Airgas Specialty Products.

"In order to meet 2010 clean air ...

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