Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR Appendix A to Subpart E of Part 59: Appendix A to Subpart E of Part 59—In compliance with 40 CFR Part 59, Subpart E, the following standards will remain applicable prior to January 17, 2027.

I. Appendix A—Table 1 Under 40 CFR Part 59, Subpart E
Appendix A—Table 1 to Subpart E of Part 59—Product-Weighted Reactivity Limits by Coating Category Applicable Prior to January 17, 2027
Coating category Category code a Reactivity limit (g O3/g product)
Clear Coatings CCP 1.50
Flat Coatings FCP 1.20
Fluorescent Coatings FLP 1.75
Metallic Coatings MCP 1.90
Non-Flat Coatings NFP 1.40
Primers PCP 1.20
Ground Traffic/Marking GTM 1.20
Art Fixatives or Sealants AFS 1.80
Auto Body Primers ABP 1.55
Automotive Bumper and Trim Products ABT 1.75
Aviation or Marine Primers AMP 2.00
Aviation Propellor Coatings APC 2.50
Corrosion Resistant Brass, Bronze, or Copper Coatings CRB 1.80
Exact Match Finish—Engine Enamel EEE 1.70
Exact Match Finish—Automotive EFA 1.50
Exact Match Finish—Industrial EFI 2.05
Floral Sprays FSP 1.70
Glass Coatings GCP 1.40
High Temperature Coatings HTC 1.85
Hobby/Model/Craft Coatings, Enamel HME 1.45
Hobby/Model/Craft Coatings, Lacquer HML 2.70
Hobby/Model/Craft Coatings, Clear or Metallic HMC 1.60
Marine Spar Varnishes MSV 0.90
Photograph Coatings PHC 1.00
Pleasure Craft Primers, Surfacers or Undercoaters PCS 1.05
Pleasure Craft Topcoats PCT 0.60
Polyolefin Adhesion Promoters PAP 2.50
Shellac Sealers, Clear SSC 1.00
Shellac Sealers, Pigmented SSP 0.95
Slip-Resistant Coatings SRC 2.45
Spatter/Multicolor Coatings SMC 1.05
Vinyl/Fabric/Leather/Polycarbonate Coatings VFL 1.55
Webbing/Veiling Coatings WFC 0.85
Weld-Through Primers WTP 1.00
Wood Stains WSP 1.40
Wood Touch-up/Repair or Restoration Coatings WTR 1.50
a Regulated entities may use these category codes or define their own in accordance with § 59.511(b)(6).
II. Appendix A—Table 2A Under 40 CFR Part 59, Subpart E
Appendix A—Table 2A to Subpart E of Part 59—Reactivity Factors—Applicable Prior to January 17, 2027
Compound CAS No. Reactivity factor (g O3/g VOC)
Formaldehyde 50-00-0 8.97
Glycerol (1,2,3-Propanetriol) 56-81-5 3.27
Propylene Glycol 57-55-6 2.75
Ethanol 64-17-5 1.69
Formic Acid 64-18-6 0.08
Acetic Acid 64-19-7 0.71
Methanol 67-56-1 0.71
Isopropyl Alcohol (2-Propanol) 67-63-0 0.71
Acetone (Propanone) 67-64-1 0.43
n-Propanol (n-Propyl Alcohol) 71-23-8 2.74
n-Butyl Alcohol (Butanol) 71-36-3 3.34
n-Pentanol (Amyl Alcohol) 71-41-0 3.35
Benzene 71-43-2 0.81
1,1,1-Trichloroethane 71-55-6 0.00
Propane 74-98-6 0.56
Vinyl Chloride 75-01-4 2.92
Acetaldehyde 75-07-0 6.84
Methylene Chloride (Dichloromethane) 75-09-2 0.07
Ethylene Oxide 75-21-8 0.05
Isobutane 75-28-5 1.35
HFC-152A (1,1-Difluoroethane) 75-37-6 0.00
Propylene Oxide 75-56-9 0.32
t-Butyl Alcohol 75-65-0 0.45
Methyl t-Butyl Ketone 75-97-8 0.78
Isophorone (3,5,5-Trimethyl-2-Cyclohexenone) 78-59-1 10.58
Isopentane 78-78-4 1.68
Isobutanol 78-83-1 2.24
2-Butanol (s-Butyl Alcohol) 78-92-2 1.60
Methyl Ethyl Ketone (2-Butanone) 78-93-3 1.49
Monoisopropanol Amine (1-Amino-2-Propanol) 78-96-6 13.42
Trichloroethylene 79-01-6 0.60
Propionic Acid 79-09-4 1.16
Acrylic Acid 79-10-7 11.66
Methyl Acetate 79-20-9 0.07
Nitroethane 79-24-3 12.79
Methacrylic Acid 79-41-4 18.78
a-Pinene (Pine Oil) 80-56-8 4.29
Methyl Methacrylate 80-62-6 15.84
Naphthalene 91-20-3 3.26
Xylene, ortho- 95-47-6 7.49
o-Cresol 95-48-7 2.34
1,2,4-Trimethylbenzene 95-63-6 7.18
3-Pentanone 96-22-0 1.45
Methyl Ethyl Ketoxime (Ethyl Methyl Ketone Oxime) 96-29-7 22.04
gamma-Butyrolactone 96-48-0 1.15
Ethyl Lactate 97-64-3 2.71
Isobutyl Isobutyrate 97-85-8 0.61
Isobutyl Methacrylate 97-86-9 8.99
Butyl Methacrylate 97-88-1 9.09
Benzotrifluoride 98-08-8 0.26
PCBTF (p-Trifluoromethyl-Cl-Benzene) 98-56-6 0.11
Cumene (Isopropyl Benzene) 98-82-8 2.32
a-Methyl Styrene 98-83-9 1.72
Ethyl Benzene 100-41-4 2.79
Styrene 100-42-5 1.95
Benzaldehyde 100-52-7 0.00
Triethanolamine 102-71-6 2.76
2-Ethyl-Hexyl Acetate 103-09-3 0.79
2-Ethyl-Hexyl Acrylate 103-11-7 2.42
2-Ethyl-1-Hexanol (Ethyl Hexyl Alcohol) 104-76-7 2.20
Ethyl Propionate 105-37-3 0.79
s-Butyl Acetate 105-46-4 1.43
n-Propyl Propionate 106-36-5 0.93
Xylene, para- 106-42-3 4.25
p-Dichlorobenzene 106-46-7 0.20
Dimethyl Succinate 106-65-0 0.23
1,2-Epoxybutane (Ethyl Oxirane) 106-88-7 1.02
n-Propyl Bromide 106-94-5 0.35
Butane 106-97-8 1.33
1,3-Butadiene 106-99-0 13.58
Ethylene Glycol 107-21-1 3.36
2-Methyl-2,4-Pentanediol 107-41-5 1.04
Hexamethyldisiloxane 107-46-0 0.00
Isohexane Isomers 107-83-5 1.80
Methyl n-Propyl Ketone (2-Pentanone) 107-87-9 3.07
Propylene Glycol Monmethyl Ether (1-Methoxy-2-Propanol) 107-98-2 2.62
n,n-Dimethylethanolamine 108-01-0 4.76
1-Nitropropane 108-03-2 16.16
Vinyl Acetate 108-05-4 3.26
Methyl Isobutyl Ketone 108-10-1 4.31
Isopropyl Acetate 108-21-4 1.12
Propylene Carbonate 107-46-0 0.00
(4-Methyl-1,3-Dioxolan-2one) 108-32-7 0.25
Xylene, meta- 108-38-3 10.61
Propylene Glycol Monomethyl Ether Acetate (1-Methoxy-2-Propyl Acetate) 108-65-6 1.71
1,3,5-Trimethyl Benzene 108-67-8 11.22
Di-Isobutyl Ketone (2,6-Dimethyl-4-Heptanone) 108-83-8 2.94
Methylcyclohexane 108-87-2 1.99
Toluene 108-88-3 3.97
Monochlorobenzene 108-90-7 0.36
Cyclohexanol 108-93-0 2.25
Cyclohexanone 108-94-1 1.61
n-Butyl Butyrate 109-21-7 1.12
Propyl Acetate 109-60-4 0.87
Pentane 109-66-0 1.54
Ethylene Glycol Monomethyl Ether (2-Methoxyethanol) 109-86-4 2.98
Tetrahydrofuran 109-99-9 4.95
Methyl Isoamyl Ketone (5-Methyl-2-Hexanone) 110-12-3 2.10
Isobutyl Acetate 110-19-0 0.67
Methyl Amyl Ketone 110-43-0 2.80
Hexane 110-54-3 1.45
n-Propyl Formate 110-74-7 0.93
2-Ethoxyethanol 110-80-5 3.78
Cyclohexane 110-82-7 1.46
Morpholine 110-91-8 15.43
Dipropylene Glycol 110-98-5 2.48
Ethylene Glycol Monoethyl Ether Acetate (2-Ethoxyethyl Acetate) 111-15-9 1.90
Diethylenetriamine 111-40-0 13.03
Diethanolamine 111-42-2 4.05
Diethylene Glycol 111-46-6 3.55
n-Octane 111-65-9 1.11
2-Butoxy-1-Ethanol (Ethylene Glycol Monobutyl Ether) 111-76-2 2.90
Diethylene Glycol Methyl Ether (2-(2-Methoxyethoxy) Ethanol) 111-77-3 2.90
n-Nonane 111-84-2 0.95
2-(2-Ethoxyethoxy) Ethanol 111-90-0 3.19
Ethylene Glycol Monobutyl Ether Acetate (2-Butoxyethyl Acetate) 112-07-2 1.67
2-(2-Ethoxyethoxy) Ethyl Acetate 112-15-2 1.50
2-(2-Butoxyethoxy)-Ethanol 112-34-5 2.70
Dimethyl Ether 115-10-6 0.93
Triethylamine 121-44-8 16.60
2-Phenoxyethanol; Ethylene Glycol Phenyl Ether 122-99-6 3.61
Diacetone Alcohol 123-42-2 0.68
2,4-Pentanedione 123-54-6 1.02
Butanal 123-72-8 6.74
Butyl Acetate, n 123-86-4 0.89
2-(2-Butoxyethoxy) Ethyl Acetate 124-17-4 1.38
2-Amino-2-Methyl-1-Propanol 124-68-5 15.08
Perchloroethylene 127-18-4 0.04
Ethanolamine 141-43-5 5.97
Ethyl acetate 141-78-6 0.64
Heptane 142-82-5 1.28
n-Hexyl Acetate (Hexyl Acetate) 142-92-7 0.87
2-Ethyl Hexanoic Acid 149-57-5 4.41
1,2,3-Trimethyl Benzene 526-73-8 11.26
t-Butyl Acetate 540-88-5 0.20
Methyl Isobutyrate 547-63-7 0.70
Methyl Lactate 547-64-8 2.75
Methyl Propionate 554-12-1 0.71
1,2 Butanediol 584-03-2 2.21
n-Butyl Propionate 590-01-2 0.89
Methyl n-Butyl Ketone (2-Hexanone) 591-78-6 3.55
Dimethyl carbonate 616-38-6 0.06
Ethyl Isopropyl Ether 625-54-7 3.86
Dimethyl Adipate 627-93-0 1.95
Methy n-Butyl Ether 628-28-4 3.66
Amyl Acetate (Pentyl Ethanoate, Pentyl Acetate) 628-63-7 0.96
Ethyl n-Butyl Ether 628-81-9 3.86
Ethyl t-Butyl Ether 637-92-3 2.11
1,3-Dioxolane 646-06-0 5.47
Ethyl-3-Ethoxypropionate 763-69-9 3.61
Methyl Pyrrolidone (n-Methyl-2-Pyrrolidone) 872-50-4 2.56
Dimethyl Gluterate 1119-40-0 0.51
Ethylene Glycol 2-Ethylhexyl Ether [2-(2-Ethylhexyloxy) Ethanol] 1559-35-9 1.71
Propylene Glycol Monopropyl Ether (1-Propoxy-2-Propanol) 1569-01-3 2.86
Propylene Glycol Monoethyl Ether (1-Ethoxy-2-Propanol) 1569-02-4 3.25
2-Methoxy-1-Propanol 1589-47-5 3.01
Methyl t-Butyl Ether 1634-04-4 0.78
Ethylcyclohexane 1678-91-7 1.75
Isoamyl Isobutyrate 2050-01-3 0.89
2-Propoxyethanol (Ethylene Glycol Monopropyl Ether) 2807-30-9 3.52
n-Butoxy-2-Propanol 5131-66-8 2.70
d-Limonene (Dipentene or Orange Terpene) 5989-27-5 3.99
Dipropylene Glycol Methyl Ether Isomer (2-[2Methoxypropoxy]-1-Propanol) 13588-28-8 3.02
Texanol (1,3 Pentanediol, 2,2,4-Trimethyl, 1-Isobutyrate) 25265-77-4 0.89
Isodecyl Alcohol (8-Methyl-1-Nonanol) 25339-17-7 1.23
Tripropylene Glycol Monomethyl Ether 25498-49-1 1.90
Glycol Ether DPNB (1-(2-Butoxy-1-Methylethoxy) 2-Propanol) 29911-28-2 1.96
Propylene Glycol t-Butyl Ether (1-tert-Butoxy-2-Propanol) 57018-52-7 1.71
2-Methoxy-1-Propyl Acetate 70657-70-4 1.12
Oxo-Heptyl Acetate 90438-79-2 0.97
2-tert-Butoxy-1-Propanol 94023-15-1 1.81
Oxo-Octyl Acetate 108419-32-5 0.96
C8 Disubstituted Benzenes na 7.48
C9 Styrenes na 1.72
III. Appendix A—Table 2B Under 40 CFR Part 59, Subpart E
Appendix A—Table 2B to Subpart E of Part 59—Reactivity Factors for Aliphatic Hydrocarbon Solvent Mixtures—Applicable Prior to January 17, 2027
Bin Average boiling point * (degrees F) Criteria Reactivity factor (g O3/g VOC)
1 80-205 Alkanes (<2% Aromatics) 2.08
2 80-205 N- & Iso-Alkanes (≥90% and <2% Aromatics) 1.59
3 80-205 Cyclo-Alkanes (≥90% and <2% Aromatics) 2.52
4 80-205 Alkanes (2 to <8% Aromatics) 2.24
5 80-205 Alkanes (8 to 22% Aromatics) 2.56
6 >205-340 Alkanes (<2% Aromatics) 1.41
7 >205-340 N- & Iso-Alkanes (≥90% and <2% Aromatics) 1.17
8 >205-340 Cyclo-Alkanes (≥90% and <2% Aromatics) 1.65
9 >205-340 Alkanes (2 to <8% Aromatics) 1.62
10 >205-340 Alkanes (8 to 22% Aromatics) 2.03
11 >340-460 Alkanes (<2% Aromatics) 0.91
12 >340-460 N- & Iso-Alkanes (≥90% and <2% Aromatics) 0.81
13 >340-460 Cyclo-Alkanes (≥90% and <2% Aromatics) 1.01
14 >340-460 Alkanes (2 to <8% Aromatics) 1.21
15 >340-460 Alkanes (8 to 22% Aromatics) 1.82
16 >460-580 Alkanes (<2% Aromatics) 0.57
17 >460-580 N- & Iso-Alkanes (≥90% and <2% Aromatics) 0.51
18 >460-580 Cyclo-Alkanes (≥90% and <2% Aromatics) 0.63
19 >460-580 Alkanes (2 to <8% Aromatics) 0.88
20 >460-580 Alkanes (8 to 22% Aromatics) 1.49
* Average Boiling Point = (Initial Boiling Point + Dry Point)/2(b) Aromatic Hydrocarbon Solvents.
IV. Appendix A—Table 2C Under 40 CFR Part 59, Subpart E
Appendix A—Table 2C to Subpart E of Part 59—Reactivity Factors for Aromatic Hydrocarbon Solvent Mixtures—Applicable Prior to January 17, 2027
Bin Boiling range (degrees F) Criteria Reactivity factor (g O3/g VOC)
21 280-290 Aromatic Content (≥98%) 7.37
22 320-350 Aromatic Content (≥98%) 7.51
23 355-420 Aromatic Content (≥98%) 8.07
24 450-535 Aromatic Content (≥98%) 5.00
V. Appendix A—Table 3 Under 40 CFR Part 59, Subpart E
Appendix A—Table 3 to Subpart E of Part 59—Methods—Applicable Prior to January 17, 2027
Method name Description
CARB 310 (2005) or Determination of Volatile Organic Compounds (VOC) in Consumer Products and Reactive Organic Compounds in Aerosol Coating Products (May 5, 2005), (incorporated by reference, see § 59.515) or
Method EPA 311 Analysis of Hazardous Air Pollutant Compounds in Paints and Coatings by Direct Injection into a Gas Chromatograph;
SCAQMD Method 318-95 Determination of Weight Percent Elemental Metal in Coatings by X-ray Diffraction, July, 1996, (incorporated by reference, see § 59.515).
ASTM Method D523-89 (Reapproved 1999) Standard Test Method for Specular Gloss, (incorporated by reference, see § 59.515).

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER C—AIR PROGRAMS
PART 59—NATIONAL VOLATILE ORGANIC COMPOUND EMISSION STANDARDS FOR CONSUMER AND COMMERCIAL PRODUCTS
Subpart E—National Volatile Organic Compound Emission Standards for Aerosol Coatings

I. Appendix A—Table 1 Under 40 CFR Part 59, Subpart E

Appendix A—Table 1 to Subpart E of Part 59—Product-Weighted Reactivity Limits by Coating Category Applicable Prior to January 17, 2027

Coating category Category code a Reactivity limit (g O3/g product)

Clear Coatings CCP 1.50

Flat Coatings FCP 1.20

Fluorescent Coatings FLP 1.75

Metallic Coatings MCP 1.90

Non-Flat Coatings NFP 1.40

Primers PCP 1.20

Ground Traffic/Marking GTM 1.20

Art Fixatives or Sealants AFS 1.80

Auto Body Primers ABP 1.55

Automotive Bumper and Trim Products ABT 1.75

Aviation or Marine Primers AMP 2.00

Aviation Propellor Coatings APC 2.50

Corrosion Resistant Brass, Bronze, or Copper Coatings CRB 1.80

Exact Match Finish—Engine Enamel EEE 1.70

Exact Match Finish—Automotive EFA 1.50

Exact Match Finish—Industrial EFI 2.05

Floral Sprays FSP 1.70

Glass Coatings GCP 1.40

High Temperature Coatings HTC 1.85

Hobby/Model/Craft Coatings, Enamel HME 1.45

Hobby/Model/Craft Coatings, Lacquer HML 2.70

Hobby/Model/Craft Coatings, Clear or Metallic HMC 1.60

Marine Spar Varnishes MSV 0.90

Photograph Coatings PHC 1.00

Pleasure Craft Primers, Surfacers or Undercoaters PCS 1.05

Pleasure Craft Topcoats PCT 0.60

Polyolefin Adhesion Promoters PAP 2.50

Shellac Sealers, Clear SSC 1.00

Shellac Sealers, Pigmented SSP 0.95

Slip-Resistant Coatings SRC 2.45

Spatter/Multicolor Coatings SMC 1.05

Vinyl/Fabric/Leather/Polycarbonate Coatings VFL 1.55

Webbing/Veiling Coatings WFC 0.85

Weld-Through Primers WTP 1.00

Wood Stains WSP 1.40

Wood Touch-up/Repair or Restoration Coatings WTR 1.50

a Regulated entities may use these category codes or define their own in accordance with § 59.511(b)(6).

II. Appendix A—Table 2A Under 40 CFR Part 59, Subpart E

Appendix A—Table 2A to Subpart E of Part 59—Reactivity Factors—Applicable Prior to January 17, 2027

Compound CAS No. Reactivity factor (g O3/g VOC)

Formaldehyde 50-00-0 8.97

Glycerol (1,2,3-Propanetriol) 56-81-5 3.27

Propylene Glycol 57-55-6 2.75

Ethanol 64-17-5 1.69

Formic Acid 64-18-6 0.08

Acetic Acid 64-19-7 0.71

Methanol 67-56-1 0.71

Isopropyl Alcohol (2-Propanol) 67-63-0 0.71

Acetone (Propanone) 67-64-1 0.43

n-Propanol (n-Propyl Alcohol) 71-23-8 2.74

n-Butyl Alcohol (Butanol) 71-36-3 3.34

n-Pentanol (Amyl Alcohol) 71-41-0 3.35

Benzene 71-43-2 0.81

1,1,1-Trichloroethane 71-55-6 0.00

Propane 74-98-6 0.56

Vinyl Chloride 75-01-4 2.92

Acetaldehyde 75-07-0 6.84

Methylene Chloride (Dichloromethane) 75-09-2 0.07

Ethylene Oxide 75-21-8 0.05

Isobutane 75-28-5 1.35

HFC-152A (1,1-Difluoroethane) 75-37-6 0.00

Propylene Oxide 75-56-9 0.32

t-Butyl Alcohol 75-65-0 0.45

Methyl t-Butyl Ketone 75-97-8 0.78

Isophorone (3,5,5-Trimethyl-2-Cyclohexenone) 78-59-1 10.58

Isopentane 78-78-4 1.68

Isobutanol 78-83-1 2.24

2-Butanol (s-Butyl Alcohol) 78-92-2 1.60

Methyl Ethyl Ketone (2-Butanone) 78-93-3 1.49

Monoisopropanol Amine (1-Amino-2-Propanol) 78-96-6 13.42

Trichloroethylene 79-01-6 0.60

Propionic Acid 79-09-4 1.16

Acrylic Acid 79-10-7 11.66

Methyl Acetate 79-20-9 0.07

Nitroethane 79-24-3 12.79

Methacrylic Acid 79-41-4 18.78

a-Pinene (Pine Oil) 80-56-8 4.29

Methyl Methacrylate 80-62-6 15.84

Naphthalene 91-20-3 3.26

Xylene, ortho- 95-47-6 7.49

o-Cresol 95-48-7 2.34

1,2,4-Trimethylbenzene 95-63-6 7.18

3-Pentanone 96-22-0 1.45

Methyl Ethyl Ketoxime (Ethyl Methyl Ketone Oxime) 96-29-7 22.04

gamma-Butyrolactone 96-48-0 1.15

Ethyl Lactate 97-64-3 2.71

Isobutyl Isobutyrate 97-85-8 0.61

Isobutyl Methacrylate 97-86-9 8.99

Butyl Methacrylate 97-88-1 9.09

Benzotrifluoride 98-08-8 0.26

PCBTF (p-Trifluoromethyl-Cl-Benzene) 98-56-6 0.11

Cumene (Isopropyl Benzene) 98-82-8 2.32

a-Methyl Styrene 98-83-9 1.72

Ethyl Benzene 100-41-4 2.79

Styrene 100-42-5 1.95

Benzaldehyde 100-52-7 0.00

Triethanolamine 102-71-6 2.76

2-Ethyl-Hexyl Acetate 103-09-3 0.79

2-Ethyl-Hexyl Acrylate 103-11-7 2.42

2-Ethyl-1-Hexanol (Ethyl Hexyl Alcohol) 104-76-7 2.20

Ethyl Propionate 105-37-3 0.79

s-Butyl Acetate 105-46-4 1.43

n-Propyl Propionate 106-36-5 0.93

Xylene, para- 106-42-3 4.25

p-Dichlorobenzene 106-46-7 0.20

Dimethyl Succinate 106-65-0 0.23

1,2-Epoxybutane (Ethyl Oxirane) 106-88-7 1.02

n-Propyl Bromide 106-94-5 0.35

Butane 106-97-8 1.33

1,3-Butadiene 106-99-0 13.58

Ethylene Glycol 107-21-1 3.36

2-Methyl-2,4-Pentanediol 107-41-5 1.04

Hexamethyldisiloxane 107-46-0 0.00

Isohexane Isomers 107-83-5 1.80

Methyl n-Propyl Ketone (2-Pentanone) 107-87-9 3.07

Propylene Glycol Monmethyl Ether (1-Methoxy-2-Propanol) 107-98-2 2.62

n,n-Dimethylethanolamine 108-01-0 4.76

1-Nitropropane 108-03-2 16.16

Vinyl Acetate 108-05-4 3.26

Methyl Isobutyl Ketone 108-10-1 4.31

Isopropyl Acetate 108-21-4 1.12

Propylene Carbonate 107-46-0 0.00

(4-Methyl-1,3-Dioxolan-2one) 108-32-7 0.25

Xylene, meta- 108-38-3 10.61

Propylene Glycol Monomethyl Ether Acetate (1-Methoxy-2-Propyl Acetate) 108-65-6 1.71

1,3,5-Trimethyl Benzene 108-67-8 11.22

Di-Isobutyl Ketone (2,6-Dimethyl-4-Heptanone) 108-83-8 2.94

Methylcyclohexane 108-87-2 1.99

Toluene 108-88-3 3.97

Monochlorobenzene 108-90-7 0.36

Cyclohexanol 108-93-0 2.25

Cyclohexanone 108-94-1 1.61

n-Butyl Butyrate 109-21-7 1.12

Propyl Acetate 109-60-4 0.87

Pentane 109-66-0 1.54

Ethylene Glycol Monomethyl Ether (2-Methoxyethanol) 109-86-4 2.98

Tetrahydrofuran 109-99-9 4.95

Methyl Isoamyl Ketone (5-Methyl-2-Hexanone) 110-12-3 2.10

Isobutyl Acetate 110-19-0 0.67

Methyl Amyl Ketone 110-43-0 2.80

Hexane 110-54-3 1.45

n-Propyl Formate 110-74-7 0.93

2-Ethoxyethanol 110-80-5 3.78

Cyclohexane 110-82-7 1.46

Morpholine 110-91-8 15.43

Dipropylene Glycol 110-98-5 2.48

Ethylene Glycol Monoethyl Ether Acetate (2-Ethoxyethyl Acetate) 111-15-9 1.90

Diethylenetriamine 111-40-0 13.03

Diethanolamine 111-42-2 4.05

Diethylene Glycol 111-46-6 3.55

n-Octane 111-65-9 1.11

2-Butoxy-1-Ethanol (Ethylene Glycol Monobutyl Ether) 111-76-2 2.90

Diethylene Glycol Methyl Ether (2-(2-Methoxyethoxy) Ethanol) 111-77-3 2.90

n-Nonane 111-84-2 0.95

2-(2-Ethoxyethoxy) Ethanol 111-90-0 3.19

Ethylene Glycol Monobutyl Ether Acetate (2-Butoxyethyl Acetate) 112-07-2 1.67

2-(2-Ethoxyethoxy) Ethyl Acetate 112-15-2 1.50

2-(2-Butoxyethoxy)-Ethanol 112-34-5 2.70

Dimethyl Ether 115-10-6 0.93

Triethylamine 121-44-8 16.60

2-Phenoxyethanol; Ethylene Glycol Phenyl Ether 122-99-6 3.61

Diacetone Alcohol 123-42-2 0.68

2,4-Pentanedione 123-54-6 1.02

Butanal 123-72-8 6.74

Butyl Acetate, n 123-86-4 0.89

2-(2-Butoxyethoxy) Ethyl Acetate 124-17-4 1.38

2-Amino-2-Methyl-1-Propanol 124-68-5 15.08

Perchloroethylene 127-18-4 0.04

Ethanolamine 141-43-5 5.97

Ethyl acetate 141-78-6 0.64

Heptane 142-82-5 1.28

n-Hexyl Acetate (Hexyl Acetate) 142-92-7 0.87

2-Ethyl Hexanoic Acid 149-57-5 4.41

1,2,3-Trimethyl Benzene 526-73-8 11.26

t-Butyl Acetate 540-88-5 0.20

Methyl Isobutyrate 547-63-7 0.70

Methyl Lactate 547-64-8 2.75

Methyl Propionate 554-12-1 0.71

1,2 Butanediol 584-03-2 2.21

n-Butyl Propionate 590-01-2 0.89

Methyl n-Butyl Ketone (2-Hexanone) 591-78-6 3.55

Dimethyl carbonate 616-38-6 0.06

Ethyl Isopropyl Ether 625-54-7 3.86

Dimethyl Adipate 627-93-0 1.95

Methy n-Butyl Ether 628-28-4 3.66

Amyl Acetate (Pentyl Ethanoate, Pentyl Acetate) 628-63-7 0.96

Ethyl n-Butyl Ether 628-81-9 3.86

Ethyl t-Butyl Ether 637-92-3 2.11

1,3-Dioxolane 646-06-0 5.47

Ethyl-3-Ethoxypropionate 763-69-9 3.61

Methyl Pyrrolidone (n-Methyl-2-Pyrrolidone) 872-50-4 2.56

Dimethyl Gluterate 1119-40-0 0.51

Ethylene Glycol 2-Ethylhexyl Ether [2-(2-Ethylhexyloxy) Ethanol] 1559-35-9 1.71

Propylene Glycol Monopropyl Ether (1-Propoxy-2-Propanol) 1569-01-3 2.86

Propylene Glycol Monoethyl Ether (1-Ethoxy-2-Propanol) 1569-02-4 3.25

2-Methoxy-1-Propanol 1589-47-5 3.01

Methyl t-Butyl Ether 1634-04-4 0.78

Ethylcyclohexane 1678-91-7 1.75

Isoamyl Isobutyrate 2050-01-3 0.89

2-Propoxyethanol (Ethylene Glycol Monopropyl Ether) 2807-30-9 3.52

n-Butoxy-2-Propanol 5131-66-8 2.70

d-Limonene (Dipentene or Orange Terpene) 5989-27-5 3.99

Dipropylene Glycol Methyl Ether Isomer (2-[2Methoxypropoxy]-1-Propanol) 13588-28-8 3.02

Texanol (1,3 Pentanediol, 2,2,4-Trimethyl, 1-Isobutyrate) 25265-77-4 0.89

Isodecyl Alcohol (8-Methyl-1-Nonanol) 25339-17-7 1.23

Tripropylene Glycol Monomethyl Ether 25498-49-1 1.90

Glycol Ether DPNB (1-(2-Butoxy-1-Methylethoxy) 2-Propanol) 29911-28-2 1.96

Propylene Glycol t-Butyl Ether (1-tert-Butoxy-2-Propanol) 57018-52-7 1.71

2-Methoxy-1-Propyl Acetate 70657-70-4 1.12

Oxo-Heptyl Acetate 90438-79-2 0.97

2-tert-Butoxy-1-Propanol 94023-15-1 1.81

Oxo-Octyl Acetate 108419-32-5 0.96

C8 Disubstituted Benzenes na 7.48

C9 Styrenes na 1.72

III. Appendix A—Table 2B Under 40 CFR Part 59, Subpart E

Appendix A—Table 2B to Subpart E of Part 59—Reactivity Factors for Aliphatic Hydrocarbon Solvent Mixtures—Applicable Prior to January 17, 2027

Bin Average boiling point * (degrees F) Criteria Reactivity factor (g O3/g VOC)

1 80-205 Alkanes (<2% Aromatics) 2.08

2 80-205 N- & Iso-Alkanes (≥90% and <2% Aromatics) 1.59

3 80-205 Cyclo-Alkanes (≥90% and <2% Aromatics) 2.52

4 80-205 Alkanes (2 to <8% Aromatics) 2.24

5 80-205 Alkanes (8 to 22% Aromatics) 2.56

6 >205-340 Alkanes (<2% Aromatics) 1.41

7 >205-340 N- & Iso-Alkanes (≥90% and <2% Aromatics) 1.17

8 >205-340 Cyclo-Alkanes (≥90% and <2% Aromatics) 1.65

9 >205-340 Alkanes (2 to <8% Aromatics) 1.62

10 >205-340 Alkanes (8 to 22% Aromatics) 2.03

11 >340-460 Alkanes (<2% Aromatics) 0.91

12 >340-460 N- & Iso-Alkanes (≥90% and <2% Aromatics) 0.81

13 >340-460 Cyclo-Alkanes (≥90% and <2% Aromatics) 1.01

14 >340-460 Alkanes (2 to <8% Aromatics) 1.21

15 >340-460 Alkanes (8 to 22% Aromatics) 1.82

16 >460-580 Alkanes (<2% Aromatics) 0.57

17 >460-580 N- & Iso-Alkanes (≥90% and <2% Aromatics) 0.51

18 >460-580 Cyclo-Alkanes (≥90% and <2% Aromatics) 0.63

19 >460-580 Alkanes (2 to <8% Aromatics) 0.88

20 >460-580 Alkanes (8 to 22% Aromatics) 1.49

* Average Boiling Point = (Initial Boiling Point + Dry Point)/2(b) Aromatic Hydrocarbon Solvents.

IV. Appendix A—Table 2C Under 40 CFR Part 59, Subpart E

Appendix A—Table 2C to Subpart E of Part 59—Reactivity Factors for Aromatic Hydrocarbon Solvent Mixtures—Applicable Prior to January 17, 2027

Bin Boiling range (degrees F) Criteria Reactivity factor (g O3/g VOC)

21 280-290 Aromatic Content (≥98%) 7.37

22 320-350 Aromatic Content (≥98%) 7.51

23 355-420 Aromatic Content (≥98%) 8.07

24 450-535 Aromatic Content (≥98%) 5.00

V. Appendix A—Table 3 Under 40 CFR Part 59, Subpart E

Appendix A—Table 3 to Subpart E of Part 59—Methods—Applicable Prior to January 17, 2027

Method name Description

CARB 310 (2005) or Determination of Volatile Organic Compounds (VOC) in Consumer Products and Reactive Organic Compounds in Aerosol Coating Products (May 5, 2005), (incorporated by reference, see § 59.515) or

Method EPA 311 Analysis of Hazardous Air Pollutant Compounds in Paints and Coatings by Direct Injection into a Gas Chromatograph;

SCAQMD Method 318-95 Determination of Weight Percent Elemental Metal in Coatings by X-ray Diffraction, July, 1996, (incorporated by reference, see § 59.515).

ASTM Method D523-89 (Reapproved 1999) Standard Test Method for Specular Gloss, (incorporated by reference, see § 59.515).

Collected 2026-08-27T02:26:04Z. Source file · JSON

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