LSC Death Curve Effectiveness Charts
Pseudomonas
aeruginosa Escherichia
coli Staphylococcus
aureus Salmonella
typhimurium Test Organism: Pseudomonas
aeruginosa (ATCC # 9027)
Theoretical Inoculum Level: 500,000 cfu/g
|
Testing
Schedule
(Time: minutes) |
Recovery
Levels (cfu/g)
|
|
|
LSC
Moisturizer
|
LSC
Cleanser
|
|
|
0
|
130,000
|
73,000
|
|
3
|
110,000
|
16,000
|
|
6
|
49,000
|
3,500
|
|
9
|
32,000
|
1,900
|
|
12
|
29,000
|
800
|
|
15
|
39,000
|
300
|
|
20
|
21,000
|
350
|
|
25
|
33,000
|
240
|
|
30
|
19,000
|
160
|
Pseudomonas
aeruginosa
Escherichia coli
Staphylococcus aureus
Salmonella typhimurium
Test
Organism: Escherichia coli (ATCC # 8739)
Theoretical Inoculum Level: 100,000 cfu/g
|
Testing
Schedule
(Time: minutes) |
Recovery
Levels (cfu/g)
|
|
|
LSC
Moisturizer
|
LSC
Cleanser
|
|
|
0
|
71,000
|
1,200
|
|
3
|
77,000
|
800
|
|
6
|
62,000
|
700
|
|
9
|
73,000
|
400
|
|
12
|
<10
|
<10
|
|
15
|
<10
|
<10
|
|
20
|
<10
|
<10
|
|
25
|
<10
|
<10
|
|
30
|
<10
|
<10
|
Pseudomonas
aeruginosa
Escherichia coli
Staphylococcus aureus
Salmonella typhimurium
Test
Organism: Staphylococcus aureus (ATCC # 6538)
Theoretical Inoculum Level: 500,000 cfu/g
|
Testing
Schedule
(Time: minutes) |
Recovery
Levels (cfu/g)
|
|
|
LSC
Moisturizer
|
LSC
Cleanser
|
|
|
0
|
120,000
|
67,000
|
|
3
|
93,000
|
<10
|
|
6
|
120,000
|
<10
|
|
9
|
100,000
|
100
|
|
12
|
4,800
|
<10
|
|
15
|
<10
|
<10
|
|
20
|
1,700
|
<10
|
|
25
|
3,900
|
10
|
|
30
|
1,200
|
<10
|
Pseudomonas
aeruginosa
Escherichia coli
Staphylococcus aureus
Salmonella typhimurium
Test
Organism: Salmonella typhimurium (ATCC # 14028)
Theoretical Inoculum Level: 500,000 cfu/g
|
Testing
Schedule
(Time: minutes) |
Recovery
Levels (cfu/g)
|
|
|
LSC
Moisturizer
|
LSC
Cleanser
|
|
|
0
|
170,000
|
84,000
|
|
3
|
150,000
|
64,000
|
|
6
|
7,800
|
1,200
|
|
9
|
4,000
|
800
|
|
12
|
4,000
|
900
|
|
15
|
3,800
|
<10
|
|
20
|
3,300
|
<10
|
|
25
|
3,200
|
<10
|
|
30
|
3,200
|
<10
|
Pseudomonas
aeruginosa
Escherichia coli
Staphylococcus aureus
Salmonella typhimurium