1. Isoprene 300ppb on Beta-Caryo SOA VOC/NOx 10 03.07.2008

2. Lights on at 10:26

3. AMS is seeing mass only 6 min into the exp

4. In less than 10 min, number already peaked and mode exceeded 100nm

5. 50min after lights on

6. 75min ALO

7. 75min ALO, Mass peaked

8. 2.5 HALO

9. 13:15 lights off

10. 13:15 Lights off

11. During filter flushing

12. 10 min after lights on (isoprene)

13. 1 hour after lights on no increase in number nor mass

14. The mode also has not changed

15. Mode is increasing

16. 3.5 h: nucleation

17. 17:32 Lights off