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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Hazardous Product
Extech PH110 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 90 °C Max
Extech PH110 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 90 °C Max
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RS Stock No.: 100-038Brand: ExtechManufacturers Part No.: PH110

€ 299.83

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Extech
14pH
pH Meter
0.01pH
±0.01 pH
90°C
0°C
0°C
0pH
-
90°C
CE, RoHS, IP57
CR2032
PH110
35.6mm
3 V Battery
110g
172.7mm
-
40.6 mm
Hazardous Product
Extech PH90 pH Meter, 0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 90 °C Max
Extech PH90 pH Meter, 0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 90 °C Max
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RS Stock No.: 100-071Brand: ExtechManufacturers Part No.: PH90

€ 251.47

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Extech
14pH
pH Meter
0.01pH
0.01 pH
90°C
-
0°C
0pH
-
90°C
IP57, RoHS, CE
CR2032
PH90
170mm
3 V Battery
85g
36mm
-
36 mm
Hazardous Product
Extech RE300 pH Meter, ±4mV Accuracy, 1 mV Resolution, 999 mV Max
Extech RE300 pH Meter, ±4mV Accuracy, 1 mV Resolution, 999 mV Max
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RS Stock No.: 100-041Brand: ExtechManufacturers Part No.: RE300

€ 299.83

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Extech
999mV
pH Meter
1mV
±4mV
-
-
-
-999mV
-
-
RoHS
UN38.3 Lithium Battery
RE300
172.7mm
Battery
110g
40.6mm
-
35.6 mm
Hazardous Product
Hanna Instruments CHECKER1 pH Meter, ±0.2 pH Accuracy, 0.1 pH Resolution, 14 pH Max
Hanna Instruments CHECKER1 pH Meter, ±0.2 pH Accuracy, 0.1 pH Resolution, 14 pH Max
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RS Stock No.: 214-855Brand: Hanna InstrumentsManufacturers Part No.: HI-98103

€ 171.94

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

€ 193.40

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Hanna Instruments
14pH
pH Meter
0.1pH
±0.1 pH
-
-
0°C
0pH
-
50°C
No
-
HI 98107
175mm
Battery
95g
23mm
700h
41 mm
Hanna Instruments HI 98127 pH Meter, ±0.1 pH Accuracy, 0.1 pH Resolution, 16 pH Max, 60 °C Max
Hanna Instruments HI 98127 pH Meter, ±0.1 pH Accuracy, 0.1 pH Resolution, 16 pH Max, 60 °C Max
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RS Stock No.: 410-0902Brand: Hanna InstrumentsManufacturers Part No.: HI-98127

€ 379.25

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Hanna Instruments
16pH
pH Meter
0.1pH
±0.1 pH
60°C
-5°C
-5°C
-2pH
0.1°C
50°C
CE
-
HI 98127
163mm
Battery
100g
26mm
300h
40 mm
Hanna Instruments HI 98128 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 16 pH Max, 60 °C Max
Hanna Instruments HI 98128 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 16 pH Max, 60 °C Max
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RS Stock No.: 410-0918Brand: Hanna InstrumentsManufacturers Part No.: HI-98128

€ 431.55

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Hanna Instruments
16pH
pH Meter
0.01pH
±0.05 pH
60°C
-5°C
-5°C
-2pH
0.1°C
50°C
No
-
HI 98128
163mm
Battery
100g
26mm
300h
40 mm
Hanna Instruments HI 98129 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Hanna Instruments HI 98129 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 434-2358Brand: Hanna InstrumentsManufacturers Part No.: HI-98129

€ 603.23

€ 603.23 Each (Exc. VAT)

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Hanna Instruments
14pH
pH Meter
0.01pH
±0.05 pH
60°C
0°C
0°C
0pH
0.1°C
50°C
No
-
HI 98129
163mm
Battery
100g
26mm
100h
40 mm
Hanna Instruments HI 98130 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Hanna Instruments HI 98130 pH Meter, ±0.05 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 434-2364Brand: Hanna InstrumentsManufacturers Part No.: HI-98130

€ 603.23

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Hanna Instruments
14pH
pH Meter
0.01pH
±0.05 pH
60°C
0°C
0°C
0pH
0.1°C
50°C
CE
-
HI 98130
163mm
Battery
100g
26mm
100h
40 mm
Testo 206-pH1 pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Testo 206-pH1 pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 479-8492Brand: TestoManufacturers Part No.: 0563 2061

€ 362.70

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Testo
14pH
pH Meter
0.01pH
±0.02 pH
60°C
0°C
0°C
0pH
0.1°C
60°C
No
CR2032
206-pH1
197mm
Battery
69g
20mm
80h
33 mm
Hazardous Product
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

€ 152.29

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Hanna Instruments
-
Conductivity Meter
-
-
-
-
-
-
-
-
No
-
HI 3811
-
-
-
-
-
-
Hanna Instruments HI 991001N pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 16 pH Max, 105 °C Max
Hanna Instruments HI 991001N pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 16 pH Max, 105 °C Max
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RS Stock No.: 726-2696Brand: Hanna InstrumentsManufacturers Part No.: HI-991001

€ 1,291.64

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Hanna Instruments
16pH
pH Meter
0.01pH
±0.02 pH
105°C
-5°C
0°C
-2pH
0.1°C
50°C
No
AAA
HI 991001N
150mm
Battery
245g
38mm
1500h
80 mm
Hanna Instruments HI 991301 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Hanna Instruments HI 991301 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 410-0930Brand: Hanna InstrumentsManufacturers Part No.: HI-991301

€ 2,030.91

€ 2,030.91 Each (Exc. VAT)

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Hanna Instruments
14pH
pH Meter
0.01pH
±0.01 pH
60°C
0°C
0°C
0pH
0.1°C
50°C
No
AAA
HI 991301
150mm
Battery
210g
36mm
500h
80 mm
Hanna Instruments HI 991300 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Hanna Instruments HI 991300 pH Meter, ±0.01 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 366-6186Brand: Hanna InstrumentsManufacturers Part No.: HI98509

€ 1,799.64

€ 1,799.64 Each (Exc. VAT)

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Hanna Instruments
14pH
pH Meter
0.01pH
±0.01 pH
60°C
0°C
0°C
0pH
0.1°C
50°C
CE, RoHS
AAA
HI 991300
150mm
Battery
210g
36mm
500h
80 mm
Testo 205 pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Testo 205 pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 232-0511Brand: TestoManufacturers Part No.: 0563 2052

€ 1,011.05

€ 1,011.05 Each (Exc. VAT)

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Testo
14pH
pH Meter
0.01pH
±0.02 pH
60°C
0°C
0°C
0pH
0.1°C
50°C
No
LR44
205
-
-
135g
-
80h
-
Hazardous Product
Testo 206-pH2 Starter Set pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
Testo 206-pH2 Starter Set pH Meter, ±0.02 pH Accuracy, 0.01 pH Resolution, 14 pH Max, 60 °C Max
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RS Stock No.: 232-0515Brand: TestoManufacturers Part No.: 0563 2066

€ 925.12

€ 925.12 Each (Exc. VAT)

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Testo
14pH
pH Meter
0.01pH
±0.02 pH
60°C
0°C
0°C
0pH
0.1°C
60°C
No
CR2032
206-pH2 Starter Set
33mm
-
62g
197mm
80h
20 mm
Chauvin Arnoux CA 10101 pH Meter, 0.01 pH Resolution, 16 pH Max, 120 °C Max
Chauvin Arnoux CA 10101 pH Meter, 0.01 pH Resolution, 16 pH Max, 120 °C Max
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RS Stock No.: 195-0936Brand: Chauvin ArnouxManufacturers Part No.: P01710010

€ 1,546.38

€ 1,546.38 Each (Exc. VAT)

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Chauvin Arnoux
16pH
pH Meter
0.01pH
-
120°C
-10°C
-10°C
-2pH
0.1°C
120°C
DIN 19266
AA
CA 10101
54mm
Battery
600g
211mm
300h
127 mm
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

€ 1,649.24

€ 1,649.24 Each (Exc. VAT)

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Endress+Hauser
-
Water Conductivity Meter
-
-
-
-
-10°C
-
-
60°C
No
-
CM14
-
-
300g
-
-
-
Endress+Hauser CM42 pH Meter
Endress+Hauser CM42 pH Meter
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RS Stock No.: 287-1642Brand: Endress+HauserManufacturers Part No.: CM42-MAA000EAD00

€ 4,439.76

€ 4,439.76 Each (Exc. VAT)

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Endress+Hauser
-
pH Meter
-
-
-
-
-20°C
-
-
50°C
IECEX, FM, UKEX, ATEX, CSA, EAC, NEPSI, JPN Ex
-
CM42
148mm
-
-
144mm
-
144 mm
Endress+Hauser CM42 pH Meter
Endress+Hauser CM42 pH Meter
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RS Stock No.: 287-1643Brand: Endress+HauserManufacturers Part No.: CM42-MAA000EAE00

€ 4,439.76

€ 4,439.76 Each (Exc. VAT)

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Endress+Hauser
-
pH Meter
-
-
-
-
-20°C
-
-
50°C
NEPSI, EAC, UKEX, IECEX, JPN Ex, CSA, FM, ATEX
-
CM42
148mm
-
-
144mm
-
144 mm