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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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

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Testo
14pH
0pH
0.01pH
±0.02pH
+60°C
0°C
±0.4 °C
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-
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-
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205
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80h
Button Cell 4x LR44
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-
-
-
-
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Hazardous Product
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

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
-
-
-
-
197mm
+60°C
33mm
0°C
206-pH2 Starter Set
-
80 h
CR2032
62g
-
-
20mm
197 x 33 x 20mm
-
Hazardous Product
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

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Chauvin Arnoux
14pH
0pH
0.01pH
-
+60 °C
0°C
-
-
-
-
227mm
+50°C
20mm
0°C
CA 10001
-
>100 h
CR232
65g
-
CA 10001
36mm
20 x 36 x 227mm
-
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

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Chauvin Arnoux
16pH
-2pH
0.01pH
-
+120 °C
-10°C
-
-
-
-
211mm
+120°C
54mm
-10°C
CA 10101
-
300 h
AA
600g
-
-
127mm
54 x 127 x 211mm
-
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

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

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Endress+Hauser
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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

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Hanna Instruments
14pH
0pH
0.01pH
0.01pH
100
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-
-
-
-
-
-
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HI-83141-1
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-
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-
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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

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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
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

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Hanna Instruments
14pH
0pH
0.1pH
0.1pH
+70 °C
-
-
-
-
-
-
-
-
-
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
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

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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
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

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
±0.4 °C
-
-
-
167mm
-
145mm
-
205
-
80 h
Button Cell 4x LR44
135g
-
-
38mm
145 x 38 x 167mm
-
Hazardous Product
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

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Testo
14pH
0pH
0.01pH
±0.02pH
+60 °C
0°C
±0.4 °C
-
-
-
20mm
+60°C
197mm
0°C
206-pH2
-
80 h (Auto Off 10 min)
CR2032
115 g (with TopSafe) and 65 g (without TopSafe)
-
-
33mm
197 x 33 x 20mm
-
Hazardous Product
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

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Testo
14pH
0pH
0.01pH
±0.02pH
+80 °C
0°C
±0.4 °C
-
-
-
20mm
+60°C
197mm
0°C
206-pH3
-
80 h (Auto Off 10 min)
CR2032
69g
-
-
33mm
197 x 33 x 20mm
-
Hazardous Product
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

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Hanna Instruments
14pH
0pH
0.01pH
±0.2pH
-
-
-
-
-
-
25mm
+50°C
66mm
0°C
CHECKER1
-
3000 h
CR2032
50g
-
CHECKER1
50mm
66 x 50 x 25mm
-
Hazardous Product
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

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Hanna Instruments
14pH
0pH
0.1pH
±0.1pH
-
-
-
-
-
-
23mm
+50°C
175mm
0°C
HI 98107
-
700 h
Button Cell (1.5 V) x 4
95g
-
HI 98107
41mm
175 x 41 x 23mm
-
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

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Hanna Instruments
16pH
-2pH
0.1pH
±0.1pH
+60 °C
-5°C
±0.5 °C
-
-
-
26mm
+50°C
163mm
-5°C
HI 98127
-
300 h
Button Cell (1.5 V) x 4
100g
-
-
40mm
163 x 40 x 26mm
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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

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Hanna Instruments
16pH
-2pH
0.01pH
±0.05pH
+60 °C
-5°C
±0.5 °C
-
-
-
26mm
+50°C
163mm
-5°C
HI 98128
-
300 h
Button Cell (1.5 V) x 4
100g
-
-
40mm
163 x 40 x 26mm
-
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

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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
26mm
+50°C
163mm
0°C
HI 98129
0ppm
100 h
Button Cell (1.5 V) x 4
100g
1ppm
-
40mm
163 x 40 x 26mm
2000ppm
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

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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
26mm
+50°C
163mm
0°C
HI 98130
0ppt
100 h
Button Cell (1.5 V) x 4
100g
0.01ppt
-
40mm
163 x 40 x 26mm
10ppt
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

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