8 beckmann, Beckmann – Metrohm 914 pH / Conductometer User Manual
Page 84
7.1 Saved buffer series
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pH Meter/Conductometer
7.1.8
Beckmann
Table 13
Beckmann buffer solutions
Temp.
(°C)
Beckmann
pH
4.00
pH
7.00
pH
10.00
0
4.00
7.12
10.32
5
4.00
7.09
10.25
10
4.00
7.06
10.18
15
4.00
7.04
10.12
20
4.00
7.02
10.06
25
4.00
7.00
10.01
30
4.01
6.99
9.97
35
4.02
6.99
9.93
40
4.03
6.98
9.89
45
4.05
6.98
9.86
50
4.06
6.97
9.83
55
4.08
6.98
-
60
4.09
6.98
-
65
4.11
6.99
-
70
4.12
6.99
-
75
4.14
7.00
-
80
4.16
7.00
-
85
4.18
7.01
-
90
4.19
7.02
-
95
4.21
7.03
-
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.
This manual is related to the following products: