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Search results with tag "Calculating nox levels"
Calculating NOx Levels - Bloom Eng
www.bloomeng.com(20.99 - % O measured) (20.99 -3) ppm at 3% O = ppm at % O measured X 2 2 2 Equation 1 Emission levels are also expressed as pounds of NOX per million Btu or per hour. Common practice is to use the