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 5, 2019

Title 40Chapter ISubchapter CPart 63Subpart QQQQ → Appendix


Title 40: Protection of Environment
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
Subpart QQQQ—National Emission Standards for Hazardous Air Pollutants: Surface Coating of Wood Building Products


Table 5 to Subpart QQQQ of Part 63—Default Organic HAP Mass Fraction for Solvents and Solvent Blends

You may use the mass fraction values in the following table for solvent blends for which you do not have test data or manufacturer's formulation data.

Solvent/solvent blendCAS. No.Average organic HAP mass fractionTypical organic HAP, percent by mass
1. Toluene108-88-31.0Toluene.
2. Xylene(s)1330-20-71.0Xylenes, ethylbenzene.
3. Hexane110-54-30.5n-hexane.
4. n-Hexane110-54-31.0n-hexane.
5. Ethylbenzene100-41-41.0Ethylbenzene.
6. Aliphatic 1400None.
7. Aromatic 1000.021% xylene, 1% cumene.
8. Aromatic 1500.09Naphthalene.
9. Aromatic naphtha64742-95-60.021% xylene, 1% cumene.
10. Aromatic solvent64742-94-50.1Naphthalene.
11. Exempt mineral spirits8032-32-40None.
12. Ligroines (VM & P)8032-32-40None.
13. Lactol spirits64742-89-60.15Toluene.
14. Low aromatic white spirit64742-82-10None.
15. Mineral spirits64742-88-70.01Xylenes.
16. Hydrotreated naphtha64742-48-90None.
17. Hydrotreated light distillate64742-47-80.001Toluene.
18. Stoddard solvent8052-41-30.01Xylenes.
19. Super high-flash naphtha64742-95-60.05Xylenes.
20. Varsol® solvent8052-49-30.010.5% xylenes, 0.5% ethylbenzene.
21. VM & P naphtha64742-89-80.063% toluene, 3% xylene.
22. Petroleum distillate mixture68477-31-60.084% naphthalene, 4% biphenyl.

Need assistance?