This publication describes specification requirements for gaseous and liquid oxygen produced only by the air liquefaction process.
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Compressed Gas Association, Inc. [cga]
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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.
