Table 1. Parent Terpene Compounds, Listed in Order of Decreasing Aerosol Yield Compound Structure Formula (m/z) kOH,a cm3 molec-1 s-1 Compound Structure Formula (m/z) kOH,a cm3 molec-1 s-1 beta-caryophyllene C15H24 (205) 2.0 x 10-10 alpha-pinene C10H16 (137) 5.3 x 10-11 alpha-humulene C15H24 (205) 3.0 x 10-10 terpinolene C10H16 (137) 2.3 x 10-10 longifolene C15H24 (205) 4.8 x 10-11 beta-pinene C10H16 (137) 7.7 x 10-11 limonene C10H16 (137) 1.7 x 10-10 gamma-terpinene C10H16 (137) 1.8 x 10-10 myrcene C10H16 (137) 2.1 x 10-10 alpha-terpinene C10H16 (137) 3.6 x 10-10 methyl chavicol C10H12O (149) verbenone C10H14O (151) 3-carene C10H16 (137) 8.7 x 10-11 linalool C10H18O (155) 1.6 x 10-10 aromadendrene C15H24 (205) isoprene C5H8 (69) 9.9 x 10-11 aRate constants were obtained from Atkinson and Arey [2003, and references therein].