Buffer Solutions - Hach DOC022.97.90255 Manual De Instrucciones

9. Buffer solutions

The pH values of the buffer solutions are shown by temperature in Table 1.
Table 1. Stored pH, Redox and temperature values.
Temperature
°C
0
10
20
25
30
40
50
60
70
80
90
sensION+ PH1_HACH_0710.indd ANG:21 sensION+ PH1_HACH_0710.indd ANG:21
°F
32 2.01 4.01
50 2.01 4.00
68 2.00 4.00
77 2.00 4.01
86 2.00 4.01
104 2.00 4.03
122 2.00 4.06
140 2.00 4.10
158 2.01 4.16
176 2.01 4.22
194 2.01 4.30
pH
7.12 9.52 10.30
7.06 9.38 10.17
7.02 9.26
10.06
7.00 9.21 10.01
6.99 9.16 9.96
6.97 9.06 9.88
6.97 8.99 9.82
6.98 8.93 9.76
7.00 8.88 ––
7.04 8.83 ––
7.09 8.79 ––
mV
––
245
228
220
212
195
178
160
142
––
––
21
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