Custom VOC Mixture Each component 1% (volume/volume) 1232.6 n-Hexane 1240.7 n-Heptane 1242.8 n-Octane 1245.9 n-Nonane 1875.10 n-Decane 1131.11 n-Undecane 1132.12 n-Dodecane 1300.6 Benzene 1264.7 Toluene 1301.6 Cyclohexane 1248.7Methylcyclohexane