User Manual
35 • Obtaining a Relative Response Factor
Gas/ VOC CAS No. Formula Relative
Response
Hydroquinone 123-31-9 C6H6O2 0.8
Hydroxypropyl acrylate 2- 999-61-1 C6H10O3 1.5
Iminodi(ethylamine) 2,2- 111-40-0 C4H13N3 0.9
Iminodiethanol 2,2'- 111-42-2 C4H11NO2 1.6
Indene 95-13-6 C9H8 0.5
Iodine 7553-56-2 I2 0.2
Iodoform 75-47-8 CHI3 1.5
Iodomethane 74-88-4 CH3I 0.4
Isoamyl acetate 123-92-2 C7H14O2 1.6
Isobutane 75-28-5 C4H10 8
Isobutanol 78-83-1 C4H10O 3.5
Isobutyl acetate 110-19-0 C6H12O2 2.3
Isobutyl acrylate 106-63-8 C7H12O2 1.3
Isobutylene 115-11-7 C4H8 1
Isobutyraldehyde 78-84-2 C4H8O 1.2
Isocyanates, all NV
Isodecanol 25339-17-7 C10H22O 0.9
Isoflurane 26675-46-7
C3H2ClF5O
ZR
Isononanol 2452-97-9 C9H20O 1.5
Isooctane 565-75-3 C8H18 1.1
Isooctanol 26952-21-6 C8H18O 1.7
Isopentane 78-78-4 C5H12 6
Isophorone 78-59-1 C9H14O 0.8
Isoprene 78-79-5 C5H8 0.7
Isopropanol 67-63-0 C3H8O 4.4
Isopropyl acetate 108-21-4 C5H10O2 2.2
Isopropyl chloroformate 108-23-6 C4H7O2Cl 1.6
Jet Fuel JP-4 0.8
Jet Fuel JP-5 0.7
Jet Fuel JP-8 0.7
Kerosene 8008-20-6 0.8
Ketene 463-51-4 C2H2O 3
Liquefied petroleum gas 68476-85-7 ZR
Maleic anhydride 108-31-6 C4H2O3 2
Mercaptoacetic acid 68-11-1 C2H4O2S 1
Mercury 7439-97-6 Hg NV
Mercury alkyls NV
Mesitylene 108-67-8 C9H12 0.3
Methacrylic acid 79-41-4 C4H6O2 2.3
Methacrylonitrile 126-98-7 C4H5N 5
Methane 74-82-8 CH4 ZR
Methanol 67-56-1 CH4O 200
Methoxyethanol, 2- 109-86-4 C3H8O2 2.7
Methoxyethoxyethanol, 2- 111-77-3 C5H12O3 1.4
Methoxymethylethoxy-2-
propanol
34590-94-8 C7H16O3 1.3
Methoxypropan-2-ol 107-98-2 C4H10O2 3