e-CFR banner

Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

 

Electronic Code of Federal Regulations

e-CFR data is current as of December 4, 2019

Title 40Chapter ISubchapter CPart 63Subpart AAAAAAA → Appendix


Title 40: Protection of Environment
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
Subpart AAAAAAA—National Emission Standards for Hazardous Air Pollutants for Area Sources: Asphalt Processing and Asphalt Roofing Manufacturing


Table 3 to Subpart AAAAAAA of Part 63—Test Methods

For *  *  *You must use *  *  *
1. Selecting the sampling locationsa and the number of traverse pointsEPA test method 1 or 1A in appendix A to part 60.
2. Determining the velocity and volumetric flow rateEPA test method 2, 2A, 2C, 2D, 2F, or 2G, as appropriate, in appendix A to part 60.
3. Determining the gas molecular weight used for flow rate determinationEPA test method 3, 3A, 3B, as appropriate, in appendix A to part 60.
4. Measuring the moisture content of the stack gasEPA test method 4 in appendix A to part 60.
5. Measuring the PM emissionsEPA test method 5A in appendix A to part 60.
6. Measuring the PAH emissionsEPA test method 23b with analysis by SW-846 Method 8270D.

aThe sampling locations must be located at the outlet of the process equipment (or control device, if applicable), prior to any releases to the atmosphere.

bWhen using EPA Method 23, the toluene extraction step specified in section 3.1.2.1 of the method should be omitted.

Need assistance?