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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Endress+Hauser CM442 pH Meter
Endress+Hauser CM442 pH Meter
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RS Stock No.: 317-756Brand: Endress+HauserManufacturers Part No.: CM442-2EV0/0

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Endress+Hauser
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CM442
CM442
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Transport Restrictions Apply
Extech PH110 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, 90 °C Max
Extech PH110 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, 90 °C Max
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RS Stock No.: 100-038Brand: ExtechManufacturers Part No.: PH110

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Extech
14pH
0pH
0.01pH
-
±0.01pH
90 °C
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PH110
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Transport Restrictions Apply
Extech PH90 pH Meter, 0.01pH Accuracy, 0.01pH Resolution, 14pH Max, 90 °C Max
Extech PH90 pH Meter, 0.01pH Accuracy, 0.01pH Resolution, 14pH Max, 90 °C Max
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RS Stock No.: 100-071Brand: ExtechManufacturers Part No.: PH90

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Extech
14pH
0pH
0.01pH
-
0.01pH
90 °C
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PH90
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Transport Restrictions Apply
Extech RE300 pH Meter
Extech RE300 pH Meter
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RS Stock No.: 100-041Brand: ExtechManufacturers Part No.: RE300

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Extech
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RE300
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REPAIR(610540),pH meter 0-14pH
REPAIR(610540),pH meter 0-14pH
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RS Stock No.: 515-7117Brand: ComarkManufacturers Part No.: KM7000KIT

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Comark
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Transport Restrictions Apply
Hanna Instruments CHECKER1 pH Meter, ±0.2pH Accuracy, 0.1pH Resolution, 14pH Max
Hanna Instruments CHECKER1 pH Meter, ±0.2pH Accuracy, 0.1pH 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
0.1pH
-
±0.2pH
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66mm
50g
0°C
+50°C
50mm
25mm
66 x 50 x 25mm
CR2032
CHECKER1
CHECKER1
3000 h
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

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Hanna Instruments
14pH
0pH
0.1pH
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±0.1pH
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175mm
95g
0°C
+50°C
41mm
23mm
175 x 41 x 23mm
Button Cell (1.5 V) x 4
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HI 98107
700 h
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
-
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163mm
100g
-5°C
+50°C
40mm
26mm
163 x 40 x 26mm
Button Cell (1.5 V) x 4
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HI 98127
300 h
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
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163mm
100g
-5°C
+50°C
40mm
26mm
163 x 40 x 26mm
Button Cell (1.5 V) x 4
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HI 98128
300 h
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
0ppm
1ppm
2000ppm
163mm
100g
0°C
+50°C
40mm
26mm
163 x 40 x 26mm
Button Cell (1.5 V) x 4
-
HI 98129
100 h
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
0ppt
0.01ppt
10ppt
163mm
100g
0°C
+50°C
40mm
26mm
163 x 40 x 26mm
Button Cell (1.5 V) x 4
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HI 98130
100 h
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
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197mm
69g
0°C
+60°C
33mm
20mm
197 x 33 x 20mm
CR2032
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206-pH1
80 h
Transport Restrictions Apply
Hanna Instruments HI 3811 Conductivity Meter
Hanna Instruments HI 3811 Conductivity Meter
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RS Stock No.: 454-6960Brand: Hanna InstrumentsManufacturers Part No.: HI 3811

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Hanna Instruments
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HI 3811
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Transport Restrictions Apply
Testo 206-pH1 Starter Set pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Testo 206-pH1 Starter Set pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 512-0373Brand: TestoManufacturers Part No.: 0563 2065

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Testo
14pH
0pH
0.01pH
-
±0.02pH
+60 °C
-
0°C
±0.4 °C
-
-
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197mm
69g
0°C
+60°C
33mm
20mm
197 x 33 x 20mm
CR2032
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206-pH1 Starter Set
80 h
Hanna Instruments HI 991001N pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 16pH Max, +105 °C Max
Hanna Instruments HI 991001N pH Meter, ±0.02pH Accuracy, 0.01pH Resolution, 16pH Max, +105 °C Max
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RS Stock No.: 726-2696Brand: Hanna InstrumentsManufacturers Part No.: HI-991001

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Hanna Instruments
16pH
-2pH
0.01pH
-
±0.02pH
+105 °C
-
-5°C
±0.5 °C
-
-
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150mm
245g
0°C
+50°C
80mm
38mm
150 x 80 x 38mm
AAA
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HI 991001N
1500 h
Hanna Instruments HI 991301 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Hanna Instruments HI 991301 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 410-0930Brand: Hanna InstrumentsManufacturers Part No.: HI-991301

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Hanna Instruments
14pH
0pH
0.01pH
-
±0.01pH
+60 °C
-
0°C
±0.5 °C
20mS/cm
0mS/cm
0.01mS/cm
0ppt
0.01ppt
10ppt
150mm
210g
0°C
+50°C
80mm
36mm
150 x 80 x 36mm
AAA
-
HI 991301
500 h
Hanna Instruments HI 991300 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
Hanna Instruments HI 991300 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, 14pH Max, +60 °C Max
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RS Stock No.: 366-6186Brand: Hanna InstrumentsManufacturers Part No.: HI98509

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Hanna Instruments
14pH
0pH
0.01pH
-
±0.01pH
+60 °C
-
0°C
±0.5 °C
3999µS/cm
0µS/cm
1µS/cm
0ppm
1ppm
2000ppm
150mm
210g
0°C
+50°C
80mm
36mm
150 x 80 x 36mm
AAA
-
HI 991300
500 h
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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Button Cell 4x LR44
205
205
80h
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

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

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