Beta-caryophyllene 250ppbNOx 117 ppb

Dp 13.6Thursday 13 March 2008

Pre-exp procedure completed according to schedule

First DMPS scan (13 min after lights on)

DMPS mass 29.7 ugm-3, about 3.4e4 p/cc 115 nm

33 min after lights on

DMPS mass 95.5 ugm-3, about 3.3e4 p/cc 171 nm

83 min after lights on

DMPS mass 124.4 ugm-3, about 2.9e4 p/cc 217 nm

113 min after lights on

DMPS mass 147.7 ugm-3, about 2.6e4 p/cc 217 nm

193 min after lights on

DMPS mass 141.1 ugm-3, about 19e3 p/cc 241 nm

223 min after lights on

DMPS mass 136.1 ugm-3, about 17e3 p/cc 246 nm

Last DMPS run (4 hours 3 min)

DMPS mass 136.1 ugm-3, about 16e3 p/cc 246 nm

15:34 post exp completeO3 conc. is 2010ppb