pH Meters

A pH meter is an instrument designed to measure the hydrogen-ion level in water based solutions. A pH meter indicates the acidity and alkalinity and is sometimes also referred to as a potentiometric pH meter.

A pH meter works by measuring the voltage between two electrodes. The results are displayed by converting this information into a pH value.

The term 'pH' refers to a unit of me...

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Hanna Instruments HI-83141-1 pH Meter, 0.01pH Accuracy, 0.01pH Resolution, 14pH Max, +100 °C Max
RS Stock No. 256-9825
Brand Hanna Instruments
Manufacturers Part No. HI-83141-1

€ 787.82

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Hanna Instruments
14pH
0pH
0.01pH
0.01pH
100
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HI-83141-1
HI-83141-1
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Hanna Instruments HI-9811-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +70 °C Max
RS Stock No. 256-9827
Brand Hanna Instruments
Manufacturers Part No. HI-9811-51

€ 1,080.15

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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
+70 °C
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HI-9811-51
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Hanna Instruments HI-9812-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +70 °C Max
RS Stock No. 256-9828
Brand Hanna Instruments
Manufacturers Part No. HI-9812-51

€ 1,080.15

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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
+70 °C
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HI-9812-51
HI-9812-51
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Hanna Instruments HI-9813-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 256-9829
Brand Hanna Instruments
Manufacturers Part No. HI-9813-51

€ 1,080.15

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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
+60 °C
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HI-9813-51
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Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60°C Max
RS Stock No. 232-0511
Brand Testo
Manufacturers Part No. 0563 2052

€ 759.35

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Testo
14pH
0pH
0.01pH
±0.02pH
+60°C
0°C
±0.4 °C
-
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80h
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Button Cell 4x LR44
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205
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Hazardous Product
Testo 206-pH2 Starter Set pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 232-0515
Brand Testo
Manufacturers Part No. 0563 2066

€ 695.90

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
-
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80 h
33mm
197mm
CR2032
62g
206-pH2 Starter Set
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20mm
197 x 33 x 20mm
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0°C
+60°C
Chauvin Arnoux CA 10101 pH Meter, 0.01pH Resolution, 16pH Max, +120 °C Max
RS Stock No. 195-0936
Brand Chauvin Arnoux
Manufacturers Part No. P01710010

€ 1,195.71

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Chauvin Arnoux
16pH
-2pH
0.01pH
-
+120 °C
-10°C
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300 h
54mm
211mm
AA
600g
CA 10101
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127mm
54 x 127 x 211mm
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-10°C
+120°C
Endress+Hauser CM14 Water Conductivity Meter
RS Stock No. 256-6134
Brand Endress+Hauser
Manufacturers Part No. CM14-AAM

€ 1,368.55

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Endress+Hauser
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300g
CM14
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48 x 96 x 152mm
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Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 232-0510
Brand Testo
Manufacturers Part No. 0563 2051

€ 556.31

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
±0.4 °C
-
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80 h
145mm
167mm
Button Cell 4x LR44
135g
205
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38mm
145 x 38 x 167mm
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Hazardous Product
Testo 206-pH2 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 232-0512
Brand Testo
Manufacturers Part No. 0563 2062

€ 505.52

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
±0.4 °C
-
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80 h (Auto Off 10 min)
197mm
20mm
CR2032
115 g (with TopSafe) and 65 g (without TopSafe)
206-pH2
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33mm
197 x 33 x 20mm
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0°C
+60°C
Hazardous Product
Testo 206-pH3 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +80 °C Max
RS Stock No. 232-0513
Brand Testo
Manufacturers Part No. 0563 2063

€ 225.51

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Testo
14pH
0pH
0.01pH
±0.02pH
+80 °C
0°C
±0.4 °C
-
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-
80 h (Auto Off 10 min)
197mm
20mm
CR2032
69g
206-pH3
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33mm
197 x 33 x 20mm
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0°C
+60°C
Hazardous Product
Hanna Instruments CHECKER1 pH Meter, ±0.2pH Accuracy, 0.01pH Resolution, 14pH Max
RS Stock No. 214-855
Brand Hanna Instruments
Manufacturers Part No. HI-98103

€ 125.40

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Hanna Instruments
14pH
0pH
0.01pH
±0.2pH
-
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3000 h
66mm
25mm
CR2032
50g
CHECKER1
CHECKER1
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50mm
66 x 50 x 25mm
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0°C
+50°C
Hazardous Product
Hanna Instruments HI 98107 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 14pH Max
RS Stock No. 218-970
Brand Hanna Instruments
Manufacturers Part No. HI-98107

€ 141.27

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Hanna Instruments
14pH
0pH
0.1pH
±0.1pH
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700 h
175mm
23mm
Button Cell (1.5 V) x 4
95g
HI 98107
HI 98107
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41mm
175 x 41 x 23mm
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0°C
+50°C
Hanna Instruments HI 98127 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 16pH Max, +60 °C Max
RS Stock No. 410-0902
Brand Hanna Instruments
Manufacturers Part No. HI-98127

€ 269.89

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Hanna Instruments
16pH
-2pH
0.1pH
±0.1pH
+60 °C
-5°C
±0.5 °C
-
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300 h
163mm
26mm
Button Cell (1.5 V) x 4
100g
HI 98127
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40mm
163 x 40 x 26mm
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-5°C
+50°C
Hanna Instruments HI 98128 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 16pH Max, +60 °C Max
RS Stock No. 410-0918
Brand Hanna Instruments
Manufacturers Part No. HI-98128

€ 307.21

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Hanna Instruments
16pH
-2pH
0.01pH
±0.05pH
+60 °C
-5°C
±0.5 °C
-
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300 h
163mm
26mm
Button Cell (1.5 V) x 4
100g
HI 98128
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40mm
163 x 40 x 26mm
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-5°C
+50°C
Hanna Instruments HI 98129 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 434-2358
Brand Hanna Instruments
Manufacturers Part No. HI-98129

€ 427.27

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Hanna Instruments
14pH
0pH
0.01pH
±0.05pH
+60 °C
0°C
±0.5 °C
3999µS/cm
0µS/cm
1µS/cm
100 h
163mm
26mm
Button Cell (1.5 V) x 4
100g
HI 98129
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0ppm
40mm
163 x 40 x 26mm
1ppm
2000ppm
0°C
+50°C
Hanna Instruments HI 98130 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 434-2364
Brand Hanna Instruments
Manufacturers Part No. HI-98130

€ 427.27

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Hanna Instruments
14pH
0pH
0.01pH
±0.05pH
+60 °C
0°C
±0.5 °C
20mS/cm
0mS/cm
0.01mS/cm
100 h
163mm
26mm
Button Cell (1.5 V) x 4
100g
HI 98130
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0ppt
40mm
163 x 40 x 26mm
0.01ppt
10ppt
0°C
+50°C
Testo 206-pH1 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
RS Stock No. 479-8492
Brand Testo
Manufacturers Part No. 0563 2061

€ 304.09

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
±0.4 °C
-
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-
80 h
197mm
20mm
CR2032
69g
206-pH1
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33mm
197 x 33 x 20mm
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0°C
+60°C
Hanna Instruments HI 991300 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 16pH Max, +105 °C Max
RS Stock No. 410-1400
Brand Hanna Instruments
Manufacturers Part No. HI-991300N

€ 1,240.60

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Hanna Instruments
16pH
-2pH
0.01pH
±0.01pH
+105 °C
-5°C
±0.5 °C
3999µS/cm
0µS/cm
1µS/cm
500 h
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AAA
196g
HI 991300
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0ppm
-
154 x 63 x 30mm
1ppm
2000ppm
0°C
+50°C
Hanna Instruments HI 991001N pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 16pH Max, +105 °C Max
RS Stock No. 726-2696
Brand Hanna Instruments
Manufacturers Part No. HI-991001

€ 916.12

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Hanna Instruments
16pH
-2pH
0.01pH
±0.02pH
+105 °C
-5°C
±0.5 °C
-
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-
1500 h
150mm
38mm
AAA
245g
HI 991001N
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80mm
150 x 80 x 38mm
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0°C
+50°C