Table 3

Kinetic parameters determined from the reaction progress variable α.

Temperature (°C)
Rate constants (s-1)






k-mack
k+grei
k-grei
k+pyr

200a)
-1.35*10-3
(± 1.6*10-4)
2.07*10-3
(± 1.2*10-4)
-2.08*10-5
(± 9.7*10-6)
1.38*10-4
(± 4.9*10-6)
200a)
-2.50*10-3
(± 3.2*10-4)
4.75*10-3
(± 9.5*10-4)
-2.45*10-4
(± 6.7*10-6)
1.87*10-4
(± 5.0*10-6)
175
-2.05*10-3
(± 1.2*10-4)
n.a.b)
-3.33*10-4
(± 8.3*10-5)
3.72*10-4
(± 1.18*10-5)




9.34*10-5
(± 1.57*10-5)
150
-5.90*10-4
(± 4.1*10-5)
1.20*10-3
(± 2.0*10-5)
-1.47*10-4
(± 3.3*10-5)
9.55*10-4
(± 1.62*10-4)




5.5*10-5
(± 6.12*10-6)
125
-1.58*10-4
(± 8.3*10-6)
n.a.
n.a.
1.82*10-4
(± 1.12*10-5)
100
-1.35*10-5
(± 2.0*10-6)
n.a.
n.a.
8.15*10-5
(± 1.3*10-5)c)

a) The reaction at 200°C was conducted in duplicate. b) n.a.: not available. c) Reaction was interrupted before completion.

Hunger and Benning Geochemical Transactions 2007 8:1   doi:10.1186/1467-4866-8-1