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- Alternative Method 008 Moisture Measurement Method Midget Impingers (ALT-008)(4 pp, 64 K, About PDF) - May 1993
Method and FAQYou may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
Method 4 Determination of Moisture Content in Stack Gases 8-2-2017 (PDF)(17 pp, 681 K)
CFR Promulgated Test Method 4 Determination of Moisture Content in Stack Gases.
- Frequently Asked Questions (FAQs) for Method 4 6-25-2019 (PDF)(1 pg, 139 K)