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

£ 618.45

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1£ 618.45
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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

£ 638.02

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1£ 638.02
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Hanna Instruments
14pH
0pH
0.1pH
-
0.1pH
+70 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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

£ 638.02

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1£ 638.02
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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

£ 638.02

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1£ 638.02
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Hanna Instruments
14pH
0pH
0.1pH
-
0.1pH
+60 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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

£ 487.82

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1£ 487.82
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60°C
-
0°C
±0.4 °C
-
-
-
-
-
-
-
-
-
Button Cell 4x LR44
-
-
-
-
80h
205
-
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

£ 446.40

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1£ 446.40
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60 °C
-
0°C
-
-
-
-
-
+60°C
197 x 33 x 20mm
206-pH2 Starter Set
62g
20mm
CR2032
-
0°C
197mm
33mm
80 h
206-pH2 Starter Set
-
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

£ 106.18

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1£ 106.18
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Chauvin Arnoux
14pH
0pH
0.01pH
-
-
+60 °C
-
0°C
-
-
-
-
-
+50°C
20 x 36 x 227mm
CA 10001
65g
36mm
CR232
-
0°C
227mm
20mm
>100 h
CA 10001
-
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

£ 764.50

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1£ 764.50
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Chauvin Arnoux
16pH
-2pH
0.01pH
-
-
+120 °C
-
-10°C
-
-
-
-
-
+120°C
54 x 127 x 211mm
CA 10101
600g
127mm
AA
-
-10°C
211mm
54mm
300 h
CA 10101
-
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

£ 837.22

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1£ 837.22
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Endress+Hauser
-
-
-
CM14
-
-
48 x 96 x 152mm
-
-
-
-
-
-
-
48 x 96 x 152mm
CM14
300g
-
-
-
-
-
-
-
CM14
-
Endress+Hauser pH Meter
Endress+Hauser pH Meter
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RS Stock No.: 256-6135Brand: Endress+HauserManufacturers Part No.: CML18-AAABA1

£ 1,206.82

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1£ 1,206.82
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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

£ 357.14

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1£ 357.14
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60 °C
-
0°C
±0.4 °C
-
-
-
-
-
145 x 38 x 167mm
205
135g
38mm
Button Cell 4x LR44
-
-
167mm
145mm
80 h
205
-
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

£ 324.80

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1£ 324.80
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60 °C
-
0°C
±0.4 °C
-
-
-
-
+60°C
197 x 33 x 20mm
-
115 g (with TopSafe) and 65 g (without TopSafe)
33mm
CR2032
-
0°C
20mm
197mm
80 h (Auto Off 10 min)
206-pH2
-
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

£ 159.18

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1£ 159.18
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+80 °C
-
0°C
±0.4 °C
-
-
-
-
+60°C
197 x 33 x 20mm
-
69g
33mm
CR2032
-
0°C
20mm
197mm
80 h (Auto Off 10 min)
206-pH3
-
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

£ 74.07

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1£ 74.07
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Hanna Instruments
14pH
0pH
0.01pH
-
±0.2pH
-
-
-
-
-
-
-
-
+50°C
66 x 50 x 25mm
CHECKER1
50g
50mm
CR2032
-
0°C
25mm
66mm
3000 h
CHECKER1
-
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

£ 83.46

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1£ 83.46
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Hanna Instruments
14pH
0pH
0.1pH
-
±0.1pH
-
-
-
-
-
-
-
-
+50°C
175 x 41 x 23mm
HI 98107
95g
41mm
Button Cell (1.5 V) x 4
-
0°C
23mm
175mm
700 h
HI 98107
-
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

£ 159.41

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1£ 159.41
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Hanna Instruments
16pH
-2pH
0.1pH
-
±0.1pH
+60 °C
-
-5°C
±0.5 °C
-
-
-
-
+50°C
163 x 40 x 26mm
-
100g
40mm
Button Cell (1.5 V) x 4
-
-5°C
26mm
163mm
300 h
HI 98127
-
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

£ 181.47

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1£ 181.47
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Hanna Instruments
16pH
-2pH
0.01pH
-
±0.05pH
+60 °C
-
-5°C
±0.5 °C
-
-
-
-
+50°C
163 x 40 x 26mm
-
100g
40mm
Button Cell (1.5 V) x 4
-
-5°C
26mm
163mm
300 h
HI 98128
-
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

£ 252.37

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1£ 252.37
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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
1ppm
+50°C
163 x 40 x 26mm
-
100g
40mm
Button Cell (1.5 V) x 4
0ppm
0°C
26mm
163mm
100 h
HI 98129
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

£ 252.37

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1£ 252.37
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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
0.01ppt
+50°C
163 x 40 x 26mm
-
100g
40mm
Button Cell (1.5 V) x 4
0ppt
0°C
26mm
163mm
100 h
HI 98130
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

£ 197.52

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1£ 197.52
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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60 °C
-
0°C
±0.4 °C
-
-
-
-
+60°C
197 x 33 x 20mm
-
69g
33mm
CR2032
-
0°C
20mm
197mm
80 h
206-pH1
-