Airgas Hosts Session at PITTCON 2010 on Benefits of Automated FTIR and Automated LabPaks for Testing Calibration Gas Mixtures

RADNOR, Pa.–(Business Wire)–
Airgas, Inc. (NYSE:ARG) will host a session on the benefits of automated FTIR
(Fourier Transform Infrared) spectroscopy and process analysis systems for
testing calibration gases at the Pittsburgh Conference on Analytical Chemistry
and Applied Spectroscopy (PITTCON) in Orlando today at 2:40 p.m. Airgas
currently employs 11 automated FTIR systems at select national and regional
specialty gas laboratories located throughout the U.S. The presentation, given
by Douglas King, manager of analytical processes at Airgas Specialty Gases, will
explore system components, unique concepts, developmental challenges and
benefits compared to previous laboratory processes.

“Fully automated FTIR analysis systems provide unattended, extremely high-speed
analysis of calibration gas mixtures,” King said. “Our presentation is designed
to highlight the benefits and importance of this process which significantly
improves the measurement of uncertainties and helps to achieve higher levels of
analytical consistency.”

“We are pleased to host this session and exhibit at PITTCON to give our
customers and prospective customers the opportunity to meet some of the most
capable and experienced people in the industry,” said Jim Muller, senior vice
president for specialty gases and life sciences at Airgas. “As the leader in
specialty gases, Airgas has specialists to help provide our customers with the
gases and equipment that give them consistent performance in the analytical and
life science laboratory.”

Additional information about this session and other Airgas Specialty Gases`
products and services, will be available at the Airgas booth (number 3521),
March 1 – 4. Registered PITTCON attendees who visit the Airgas exhibit will be
entered to win a Kindle, Amazon`s original wireless reading device.

About Airgas, Inc.

Based in Radnor, Pennsylvania, 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, the fifth largest producer of atmospheric merchant
gases in North America, and a leading distributor of process chemicals,
refrigerants, and ammonia products. More than 14,000 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.

Airgas, Inc.
Media Contact:
Jay Worley, 610-902-6206
jay.worley@airgas.com
or
Investor Contact:
Barry Strzelec, 610-902-6256
barry.strzelec@airgas.com

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