An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Referred Air Method OTM 14: Method for Measuring Isocyanates in Stationary Source Emissions

Formerly known as Air Method 0207, this method is applicable to the collection and analysis of isocyanate compounds from the emissions associated with manufacturing processes.

This method was developed by EPA's Emissions Measurement Center.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.

Referred Air Method OTM 14: Method for Measuring Isocyanates in Stationary Source Emissions, part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(42 pp, 870 K)