Buffer solutions, English – Hach-Lange SENSION+ PH1 User Manual
Page 25
Advertising
21
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
pH
mV
°C
°F
0
32
2.01
4.01
7.12
9.52
10.30
––
10
50
2.01
4.00
7.06
9.38
10.17
245
20
68
2.00
4.00
7.02
9.26
10.06
228
25
77
2.00
4.01
7.00
9.21
10.01
220
30
86
2.00
4.01
6.99
9.16
9.96
212
40
104
2.00
4.03
6.97
9.06
9.88
195
50
122
2.00
4.06
6.97
8.99
9.82
178
60
140
2.00
4.10
6.98
8.93
9.76
160
70
158
2.01
4.16
7.00
8.88
––
142
80
176
2.01
4.22
7.04
8.83
––
––
90
194
2.01
4.30
7.09
8.79
––
––
ENGLISH
sensION+ PH1_HACH_LANGE_0710.indd ANG:21
sensION+ PH1_HACH_LANGE_0710.indd ANG:21
7/9/10 15:41:03
7/9/10 15:41:03
Advertising