Ph Values At Various Temperatures - Hanna Instruments HI 9812 Instruction Manual

Note: The probe should be submerged approximately 4 cm (1½") into the
solution. The ChecktempC thermometer has to be located close to
the probe.
Note: If turning the knob the needed value can not be reached,
clean the probe (see the "Probe Maintenance" section).
If also after the probe cleaning the value can not be reached,
replace the probe.

pH VALUES AT VARIOUS TEMPERATURES

For temperature compensation during calibration, please refer to the
following chart.
TEMP
°C
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
For instance, if the buffer temperature is 25°C, the display should
show pH 4.0 or 7.0 or 10.0.
If the buffer temperature is 10°C, the display should show pH 4.0 or
7.0 or 10.1.
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°F 4.01
32 4.01
41 4.00
50 4.00
59 4.00
68 4.00
77 4.01
86 4.02
95 4.03
104 4.04
113 4.05
122 4.06
131 4.07
140 4.09
149 4.11
158 4.12
pH VALUES
6.86 7.01
6.98 7.13
6.95 7.10
6.92 7.07
6.90 7.04
6.88 7.03
6.86 7.01
6.85 7.00
6.84 6.99
6.84 6.98
6.83 6.98
6.83 6.98
6.84 6.98
6.84 6.98
6.85 6.99
6.85 6.99
9
9.18 10.01
9.46 10.32
9.39 10.24
9.33 10.18
9.27 10.12
9.22 10.06
9.18 10.01
9.14 9.96
9.10 9.92
9.07 9.88
9.04 9.85
9.01 9.82
8.99 9.79
8.97 9.77
8.95 9.76
8.93 9.75
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