Environmental Engineering Reference
In-Depth Information
Pathogen Time-Temperature Inactivation
a
TABLE 3.3
Temperature
◦
C
◦
F
Organism
Time
Source
Ascaris lumbricoides
eggs
50
122
60 min
2, 4
Brucella abortus
62 - 63
144 -145
3 min
2
Brucella suis
61
142
3 min
3
Campylobacter jejuni
60
140
10 min
Clostridium botulinum
100
212
5 hr
2
Spores
105
221
40 min
2
110
230
15 min
2
120
248
6 min
2
Toxin
70 - 73
158 -163
10 min
2
80
176
2 min
2
72
162
10 min
2
65
149
30 min
2
Clostridium burnetii
In ice cream
66
150
30 min
5
In chocolate milk
74
165
15 sec
5
In milk
63
145
30 min
5
72
161
15 sec
5
Clostridium perfringens
Enterotoxin
140
+
80 min
6
Spores
100
212
1 hr or more
6
Vegetative cells
65
150
A few seconds
Corynebacteriun
diphtheriae
55
131
45 min
3, 4
60
140
20 min
2
Coxsackie viruses
71
160
15 sec
62
143
30 min
Entamoeba histotytica
49
120
60 min
1
45
113
A few minutes
4
55
131
A few seconds
2
68
154
10 min
3
Enteric viruses
63
145
60 min
1
71
160
30 min
Escherichia coli
60
140
15 - 20 min
3
55
131
60 min
4
Giardia lamblia
55
131
A few minutes
Micrococcus pyogenes
var.
50
122
10 min
3, 4
Mycobacterium tuberculosis
var. hominis
66
151
15 - 20 min
3
60
140
20 min
2
67
153
A few minutes
3, 4
Necator
americanus
45
113
50 min
3
Salmonella
spp.
60
140
15-20 min
3
57
135
60 min
1
55
131
60 min
4
(
continues
)
