Time
Group A
ppb
p
d
0
Hydrogen sulfide
7.69 ± 6.33
**
Methyl mercaptan
289.6 ± 81.8
**
Dimethyl sulfide
60.4 ± 10.1
**
d
15
Hydrogen sulfide
4.19 ± 2.68
0.337
Methyl mercaptan
258.9 ± 85.6
0.498
Dimethyl sulfide
65.5 ± 11.2
0.804
Table 3(b):
comparison between time zero (d0) and d15 in Group A; ** comparison reference time (d0)