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 Code of Federal Regulations (Last Updated: November 8, 2024)
 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

  Table 2A to Subpart E of Part 59 - Reactivity Factors  

Latest version.

  • Table 2A to Subpart E of Part 59 - Reactivity Factors

    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 (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

    [77 FR 14284, Mar. 9, 2012]