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- Conditional Test Method 028 - Determination of Gaseous Organic Compounds by Direct Interface GC/MS (PDF)(16 pp, 62 K, About PDF)
- Method 18 audit materials available on the EMC Technical Support page
(ALT-017) Determination of Gaseous Organic Compounds by Direct Interface GC/MS has been replaced by ASTM D6420-98.
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 18 Measurement of gaseous organic compound emissions by gas chromatography 1-14-2019 (PDF)(38 pp, 597 K)
- Frequently Asked Questions (FAQs) for Method 18 (PDF)(3 pp, 98 K, August 2016)