51-Well Quanti-Tray
Number of wells giving
positive reaction per 100
mL sample
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
art-06-02030-17_Quanti-TrayT.indd 4
MPN Table
*
Most Probable Number
(MPN)
Lower
<1.0
0.0
1.0
0.3
2.0
0.6
3.1
1.1
4.2
1.7
5.3
2.3
6.4
3.0
7.5
3.7
8.7
4.5
9.9
5.3
11.1
6.1
12.4
7.0
13.7
7.9
15.0
8.8
16.4
9.8
17.8
10.8
19.2
11.9
20.7
13.0
22.2
14.1
23.8
15.3
25.4
16.5
27.1
17.7
28.8
19.0
30.6
20.4
32.4
21.8
34.4
23.3
36.4
24.7
38.4
26.4
40.6
28.0
42.9
29.7
45.3
31.5
47.8
33.4
50.4
35.4
53.1
37.5
56.0
39.7
59.1
42.0
62.4
44.6
65.9
47.2
69.7
50.0
73.8
53.1
78.2
56.4
83.1
59.9
88.5
63.9
94.5
68.2
101.3
73.1
109.1
78.6
118.4
85.0
129.8
92.7
144.5
102.3
165.2
115.2
200.5
135.8
> 200.5
146.1
95% Confidence Limits
Upper
3.7
5.6
7.3
9.0
10.7
12.3
13.9
15.5
17.1
18.8
20.5
22.1
23.9
25.7
27.5
29.4
31.3
33.3
35.2
37.3
39.4
41.6
43.9
46.3
48.7
51.2
53.9
56.6
59.5
62.5
65.6
69.0
72.5
76.2
80.1
84.4
88.8
93.7
99.0
104.8
111.2
118.3
126.2
135.4
146.0
158.7
174.5
195.0
224.1
272.2
387.6
infinite
3/14/14 11:26 AM