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Air Liquide in the UK

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Local engine inspection and testing

Air Liquide is the leading supplier of gases used in local emissions testing garages. Many states employ a certification process to qualify gas blenders for use in decentralized state programs. Air Liquide meets state certifications as well as Federal EPA I/M 240 and ASM specifications. We also offer the most widely utilized BAR products and their components; these mixtures are ±1% accurate and NIST-traceable.

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