■■■■■■■■■■■■■■■■■■■■■■
7 Appendix
912/913/914 Meter
■■■■■■■■
79
7.1.3 DIN (according to DIN standard 19267, 2012)
Table 9 DIN buffer solutions
Temp.
(°C)
DIN (according to DIN standard 19267, 2012-08)
pH
1.09
pH
3.06
pH
4.65
pH
6.79
pH
9.23
pH
12.75
0 1.08 - 4.67 6.89 9.48 -
5 1.08 - 4.66 6.86 9.43 -
10 1.09 3.10 4.66 6.84 9.37 13.37
15 1.09 3.08 4.65 6.82 9.32 13.15
20 1.09 3.07 4.65 6.80 9.27 12.96
25 1.09 3.06 4.65 6.79 9.23 12.75
30 1.10 3.05 4.65 6.78 9.18 12.61
35 1.10 3.05 4.66 6.77 9.13 12.44
40 1.10 3.04 4.66 6.76 9.09 12.29
45 1.10 3.04 4.67 6.76 9.04 12.13
50 1.11 3.04 4.68 6.76 9.00 11.98
55 1.11 3.04 4.69 6.76 8.97 11.84
60 1.11 3.04 4.70 6.76 8.92 11.69
65 1.11 3.04 4.71 6.76 8.90 11.56
70 1.11 3.04 4.72 6.76 8.88 11.43
75 1.12 3.04 4.74 6.77 8.86 11.30
80 1.12 3.05 4.75 6.78 8.85 11.19
85 1.12 3.06 4.77 6.79 8.83 11.08
90 1.13 3.07 4.79 6.80 8.82 10.99
95 - - - - - -
NOTICE
Update
The values of the individual buffers with the corresponding tempera-
tures are kept as up to date as possible.
However, they may be changed by the respective manufacturers.