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

€ 453.51

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

€ 621.80

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1€ 621.80
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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
-
-
+70 °C
-
-
-
-
-
-
-
-
HI-9811-51
HI-9811-51
-
-
-
-
-
-
-
-
-
Hanna Instruments HI-9812-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +70 °C Max
Hanna Instruments HI-9812-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +70 °C Max
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RS Stock No.: 256-9828Brand: Hanna InstrumentsManufacturers Part No.: HI-9812-51

€ 621.80

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1€ 621.80
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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
-
-
+70 °C
-
-
-
-
-
-
-
-
HI-9812-51
HI-9812-51
-
-
-
-
-
-
-
-
-
Hanna Instruments HI-9813-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +60 °C Max
Hanna Instruments HI-9813-51 pH Meter, 0.1pH Accuracy, 0.1pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 256-9829Brand: Hanna InstrumentsManufacturers Part No.: HI-9813-51

€ 621.80

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1€ 621.80
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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
-
-
+60 °C
-
-
-
-
-
-
-
-
HI-9813-51
HI-9813-51
-
-
-
-
-
-
-
-
-
Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60°C Max
Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60°C Max
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RS Stock No.: 232-0511Brand: TestoManufacturers Part No.: 0563 2052

€ 368.39

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1€ 368.39
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+60°C
0°C
±0.4 °C
-
-
-
-
-
-
205
205
-
80h
-
-
-
-
-
-
Button Cell 4x LR44
Transport Restrictions Apply
Testo 206-pH2 Starter Set pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Testo 206-pH2 Starter Set pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 232-0515Brand: TestoManufacturers Part No.: 0563 2066

€ 354.36

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1€ 354.36
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+60 °C
0°C
-
-
-
-
-
62g
-
206-pH2 Starter Set
206-pH2 Starter Set
33mm
80 h
20mm
-
+60°C
197 x 33 x 20mm
0°C
197mm
CR2032
Transport Restrictions Apply
Chauvin Arnoux CA 10001 pH Meter, 0.01pH Resolution, 14pH Max, +60 °C Max
Chauvin Arnoux CA 10001 pH Meter, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 195-0938Brand: Chauvin ArnouxManufacturers Part No.: P01710015

€ 90.73

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1€ 90.73
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Chauvin Arnoux
14pH
0pH
0.01pH
-
-
-
+60 °C
0°C
-
-
-
-
-
65g
-
CA 10001
CA 10001
20mm
>100 h
36mm
-
+50°C
20 x 36 x 227mm
0°C
227mm
CR232
Chauvin Arnoux CA 10101 pH Meter, 0.01pH Resolution, 16pH Max, +120 °C Max
Chauvin Arnoux CA 10101 pH Meter, 0.01pH Resolution, 16pH Max, +120 °C Max
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RS Stock No.: 195-0936Brand: Chauvin ArnouxManufacturers Part No.: P01710010

€ 653.26

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1€ 653.26
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Chauvin Arnoux
16pH
-2pH
0.01pH
-
-
-
+120 °C
-10°C
-
-
-
-
-
600g
-
CA 10101
CA 10101
54mm
300 h
127mm
-
+120°C
54 x 127 x 211mm
-10°C
211mm
AA
Endress+Hauser CM14 Water Conductivity Meter
Endress+Hauser CM14 Water Conductivity Meter
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RS Stock No.: 256-6134Brand: Endress+HauserManufacturers Part No.: CM14-AAM

€ 752.37

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1€ 752.37
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Endress+Hauser
-
-
-
-
CM14
48 x 96 x 152mm
-
-
-
-
-
-
-
300g
-
CM14
CM14
-
-
-
-
-
48 x 96 x 152mm
-
-
-
Endress+Hauser pH Meter
Endress+Hauser pH Meter
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RS Stock No.: 256-6135Brand: Endress+HauserManufacturers Part No.: CML18-AAABA1

€ 929.75

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1€ 929.75
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Endress+Hauser
-
-
-
-
CML18
54 x 84 x 47mm
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Testo 205 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 232-0510Brand: TestoManufacturers Part No.: 0563 2051

€ 270.15

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1€ 270.15
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+60 °C
0°C
±0.4 °C
-
-
-
-
135g
-
205
205
145mm
80 h
38mm
-
-
145 x 38 x 167mm
-
167mm
Button Cell 4x LR44
Transport Restrictions Apply
Testo 206-pH2 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Testo 206-pH2 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 232-0512Brand: TestoManufacturers Part No.: 0563 2062

€ 244.43

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1€ 244.43
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+60 °C
0°C
±0.4 °C
-
-
-
-
115 g (with TopSafe) and 65 g (without TopSafe)
-
206-pH2
-
197mm
80 h (Auto Off 10 min)
33mm
-
+60°C
197 x 33 x 20mm
0°C
20mm
CR2032
Transport Restrictions Apply
Testo 206-pH3 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +80 °C Max
Testo 206-pH3 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +80 °C Max
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RS Stock No.: 232-0513Brand: TestoManufacturers Part No.: 0563 2063

€ 136.83

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1€ 136.83
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+80 °C
0°C
±0.4 °C
-
-
-
-
69g
-
206-pH3
-
197mm
80 h (Auto Off 10 min)
33mm
-
+60°C
197 x 33 x 20mm
0°C
20mm
CR2032
Transport Restrictions Apply
Hanna Instruments CHECKER1 pH Meter, ±0.2pH Accuracy, 0.01pH Resolution, 14pH Max
Hanna Instruments CHECKER1 pH Meter, ±0.2pH Accuracy, 0.01pH Resolution, 14pH Max
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RS Stock No.: 214-855Brand: Hanna InstrumentsManufacturers Part No.: HI-98103

€ 72.19

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1€ 72.19
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Hanna Instruments
14pH
0pH
0.01pH
±0.2pH
-
-
-
-
-
-
-
-
-
50g
-
CHECKER1
CHECKER1
66mm
3000 h
50mm
-
+50°C
66 x 50 x 25mm
0°C
25mm
CR2032
Transport Restrictions Apply
Hanna Instruments HI 98107 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 14pH Max
Hanna Instruments HI 98107 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 14pH Max
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RS Stock No.: 218-970Brand: Hanna InstrumentsManufacturers Part No.: HI-98107

€ 81.33

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1€ 81.33
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Hanna Instruments
14pH
0pH
0.1pH
±0.1pH
-
-
-
-
-
-
-
-
-
95g
-
HI 98107
HI 98107
175mm
700 h
41mm
-
+50°C
175 x 41 x 23mm
0°C
23mm
Button Cell (1.5 V) x 4
Hanna Instruments HI 98127 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 16pH Max, +60 °C Max
Hanna Instruments HI 98127 pH Meter, ±0.1pH Accuracy, 0.1pH Resolution, 16pH Max, +60 °C Max
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RS Stock No.: 410-0902Brand: Hanna InstrumentsManufacturers Part No.: HI-98127

€ 155.36

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1€ 155.36
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Hanna Instruments
16pH
-2pH
0.1pH
±0.1pH
-
-
+60 °C
-5°C
±0.5 °C
-
-
-
-
100g
-
HI 98127
-
163mm
300 h
40mm
-
+50°C
163 x 40 x 26mm
-5°C
26mm
Button Cell (1.5 V) x 4
Hanna Instruments HI 98128 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 16pH Max, +60 °C Max
Hanna Instruments HI 98128 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 16pH Max, +60 °C Max
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RS Stock No.: 410-0918Brand: Hanna InstrumentsManufacturers Part No.: HI-98128

€ 176.85

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1€ 176.85
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Hanna Instruments
16pH
-2pH
0.01pH
±0.05pH
-
-
+60 °C
-5°C
±0.5 °C
-
-
-
-
100g
-
HI 98128
-
163mm
300 h
40mm
-
+50°C
163 x 40 x 26mm
-5°C
26mm
Button Cell (1.5 V) x 4
Hanna Instruments HI 98129 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Hanna Instruments HI 98129 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 434-2358Brand: Hanna InstrumentsManufacturers Part No.: HI-98129

€ 245.95

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1€ 245.95
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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
0ppm
100g
1ppm
HI 98129
-
163mm
100 h
40mm
2000ppm
+50°C
163 x 40 x 26mm
0°C
26mm
Button Cell (1.5 V) x 4
Hanna Instruments HI 98130 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Hanna Instruments HI 98130 pH Meter, ±0.05pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 434-2364Brand: Hanna InstrumentsManufacturers Part No.: HI-98130

€ 245.95

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1€ 245.95
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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
0ppt
100g
0.01ppt
HI 98130
-
163mm
100 h
40mm
10ppt
+50°C
163 x 40 x 26mm
0°C
26mm
Button Cell (1.5 V) x 4
Testo 206-pH1 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Testo 206-pH1 pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 479-8492Brand: TestoManufacturers Part No.: 0563 2061

€ 160.22

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1€ 160.22
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Testo
14pH
0pH
0.01pH
±0.02pH
-
-
+60 °C
0°C
±0.4 °C
-
-
-
-
69g
-
206-pH1
-
197mm
80 h
33mm
-
+60°C
197 x 33 x 20mm
0°C
20mm
CR2032