Comal Emissions Testing delivers expert environmental air emissions audits (stack testing) and consulting services, proudly serving a wide range of industries nation wide.

In addition to performing a wide range of emissions testing, CET provides QA/QC services to our clients.  We can review test reports and protocols to ensure that all required information is included prior to submittal to the appropriate regulatory agency.  Once the QA/QC has been performed we are able to enter the data into the EPA’s Electronic Reporting Tool for CEDRI upload.  We also offer nationwide on-site quality observations of stack tests.

List of Analytes

  • Volumetric Flow Rate

  • Total Particulate Matter

  • Sulfur Dioxide

  • Nitrogen Oxides

  • Visible Emissions

  • Carbon Monoxide

  • Lead

  • Dioxins and Furans

  • Volatile Organic Compounds

  • Metals

  • Mercury

  • PM2.5 and PM10

  • Ammonia

  • Hydrogen Chloride

  • Relative Accuracy Performance Audits

  • Cylinder Gas Audits

  • Electric Generating Unit QA/QC

Method or Procedure

  • EPA Methods 1-4

  • EPA Methods 5/202

  • EPA Method 6C

  • EPA Method 7E

  • EPA Method 9

  • EPA Method 10

  • EPA Method 12

  • EPA Method 23

  • EPA Method 25A

  • EPA Method 29

  • EPA Method 30B

  • EPA Methods 201A/202

  • EPA Method 320

  • EPA Method 26A or 321

  • EPA Performance Specifications 2-6, 8, and 12B

  • 40 CFR 60, Appendix F

  • 40 CFR 75, Appendix A

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