6 merck certipur 20 / titrisol, Merck certipur 20 / titrisol – Metrohm 914 pH / Conductometer User Manual
Page 82
7.1 Saved buffer series
￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
72
￭￭￭￭￭￭￭￭
pH Meter/Conductometer
7.1.6
Merck CertiPUR 20 / Titrisol
Table 11
Merck CertiPUR 20 / Titrisol buffer solutions
Temp.
(°C)
Merck CertiPUR 20
pH
2.000
pH
4.000
pH
7.000
pH
9.000
pH
12.000
0
2.010
4.050
7.130
9.240
12.580
5
2.010
4.040
7.070
9.160
12.410
10
2.010
4.020
7.050
9.110
12.260
15
2.000
4.010
7.020
9.050
12.100
20
2.000
4.000
7.000
9.000
12.000
25
2.000
4.010
6.980
8.950
11.880
30
2.000
4.010
6.980
8.910
11.720
35
2.000
4.010
6.960
8.880
11.670
40
2.000
4.010
6.950
8.850
11.540
45
2.000
4.000
6.950
8.820
11.440
50
2.000
4.000
6.950
8.790
11.330
55
2.000
4.000
6.950
8.760
11.190
60
2.000
4.000
6.960
8.730
11.040
65
2.000
4.000
6.960
8.715
10.970
70
2.010
4.000
6.960
8.700
10.900
75
2.010
4.000
6.960
8.680
10.800
80
2.010
4.000
6.970
8.660
10.700
85
2.010
4.000
6.980
8.650
10.590
90
2.010
4.000
7.000
8.640
10.480
95
-
4.000
7.020
-
-
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 different manufacturers.
The CertiPUR 20 and Titrisol product lines have the identical values.