Table 2.

Second order kinetic rate constants, half-lives and slopes of ZDV reacting with ozone in triplicate and confidence intervals (95%) in the presence (y = yes) and absence (n = no) of t-BuOH as radical scavenger.

Experiment	pH	t-BuOH	slope	k [104 M−1 s−1]	t½ [s]
ZDV	7	y	1.04 ± 0.04	3.11 ± 0.13	21.5 ± 0.9
	7	n	0.93 ± 0.22	2.79 ± 0.65	23.9 ± 5.6
	3	y	1.05 ± 0.02	3.16 ± 0.06	21.1 ± 0.4
	3	n	1.06 ± 0.01	3.18 ± 0.02	21.0 ± 0.1