5 mettler toledo, Mettler toledo – Metrohm 914 pH / Conductometer User Manual
Page 81
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7 Appendix
pH Meter/Conductometer
￭￭￭￭￭￭￭￭
71
7.1.5
Mettler Toledo
Table 10
Mettler Toledo buffer solutions
Temp.
(°C)
Mettler Toledo
pH
2.00
pH
4.00
pH
7.00
pH
9.00
pH
11.00
0
2.03
4.01
7.12
9.52
11.90
5
2.02
4.01
7.09
9.45
11.72
10
2.01
4.00
7.06
9.38
11.54
15
2.00
4.00
7.04
9.32
11.36
20
2.00
4.00
7.02
9.26
11.18
25
2.00
4.01
7.00
9.21
11.00
30
1.99
4.01
6.99
9.16
10.82
35
1.99
4.02
6.98
9.11
10.64
40
1.98
4.03
6.97
9.06
10.46
45
1.98
4.04
6.97
9.03
10.28
50
1.98
4.06
6.97
8.99
10.10
55
1.98
4.08
6.98
8.96
-
60
1.98
4.10
6.98
8.93
-
65
1.98
4.13
6.99
8.90
-
70
1.99
4.16
7.00
8.88
-
75
1.99
4.19
7.02
8.85
-
80
2.00
4.22
7.04
8.83
-
85
2.00
4.26
7.06
8.81
-
90
2.00
4.30
7.09
8.79
-
95
-
4.35
7.12
8.77
-
NOTE
Update
The values of the individual buffers with the corresponding tempera-
tures are kept up to date as far as possible.
However, they may be changed by the respective manufacturers.