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Code of Federal Regulations Title 40. Protection of Environment § 40.90.415 Raw gaseous sampling procedures

Current as of January 02, 2025 | Updated by Findlaw Staff

Fit all heated sampling lines with a heated filter to extract solid particles from the flow of gas required for analysis. The sample line for HC measurement must be heated. The sample line for CO, CO2 and NOX analysis may be heated or unheated.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.90.415 Raw gaseous sampling procedures - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-90-415/

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