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Part No: HI-11310
Hanna Instruments special offer - pH electrode Hanna Instruments measures pH, tris buffer, jack plug connection, 1m cable length, suitable for general purpose applications OFFER ENDS 30-06-2026
£205.00
£56.00
Was £261.00
Part No: HI-1131B
Hanna Instruments special offer - Electrode Hanna Instruments pH, general purpose replacement OFFER ENDS 30-06-2026
£174.00
£46.00
Was £220.00
Part No: HI-1053B
Hanna Instruments special offer - pH electrode Hanna Instruments HI-1053B measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for cream, fat or soil samples OFFER ENDS 30-06-2026
£212.00
£57.00
Was £269.00
Part No: HI-1043B
Hanna Instruments special offer - pH electrode Hanna Instruments HI-1043 measures pH, tris buffer, BNC plug connection, 1m cable length, suitable for acid, paint solvents and tris buffer samples OFFER ENDS 30-06-2026
£228.00
£62.00
Was £290.00
Part No: HI-10530
Hanna Instruments special offer - pH electrode Hanna Instruments measures pH, no tris buffer, jack plug connection, 1m cable length, suitable for cream, fat or soil samples OFFER ENDS 30-06-2026
£253.00
£68.00
Was £321.00
Part No: HI-10430
Hanna Instruments special offer - pH electrode Hanna Instruments measures pH, tris buffer, jack plug connection, 1m cable length, suitable for acid, hydrocarbon and sea water samples OFFER ENDS 30-06-2026
£266.00
£73.00
Was £339.00
Part No: 51340330
pH electrode Mettler Toledo LE407 measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for general purpose applications and municipal water samples
£120.00
£50.00
Was £170.00
Part No: 51340331
pH electrode Mettler Toledo LE409 measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for general purpose applications and municipal water samples
£155.00
£37.00
Was £192.00
Part No: HI-1230B
pH electrode Hanna Instruments HI-1230B measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for field samples
£162.00
£19.00
Was £181.00
Part No: HI-12300
pH electrode Hanna Instruments measures pH, no tris buffer, jack plug connection, 1m cable length, suitable for field samples
£180.00
£21.00
Was £201.00
Part No: 51343011
pH electrode Mettler Toledo InLab Easy BNC measures pH, tris buffer, BNC plug connection, 1m cable length, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£185.00
£47.00
Was £232.00
Part No: 51340332
pH electrode Mettler Toledo LE420 measures pH, tris buffer, BNC plug connection, 1m cable length, suitable for general purpose applications, biotech, cream, fat, soil, dairy, acid, paint solvents, tris, acid, hydrocarbon and sea water samples
£197.00
£51.00
Was £248.00
Part No: 30089747
pH electrode Mettler Toledo LE422 measures pH, no tris buffer, BNC plug connection, 1m cable length
£198.00
£76.00
Was £274.00
Part No: HI-1413B
pH electrode Hanna Instruments HI-1413B measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for leather, paper or skin samples
£204.00
£25.00
Was £229.00
Part No: 51340242
pH electrode Mettler Toledo LE438 measures pH, no tris buffer, BNC + RCA (Cinch) plug connection, 1m cable length, suitable for general purpose applications and field samples
£205.00
£53.00
Was £258.00
Part No: 51343100
pH electrode Mettler Toledo InLab Expert measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications and biotech samples
£210.00
£56.00
Was £266.00
Part No: 51343050
pH electrode Mettler Toledo InLab Routine measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents, tris and municipal water samples
£221.00
£59.00
Was £280.00
Part No: 51340333
pH electrode Mettler Toledo LE427 measures pH, no tris buffer, BNC plug connection, 1.2m cable length, suitable for food samples
£221.00
£59.00
Was £280.00
Part No: HI-3230B
ORP electrode Hanna Instruments HI-3230B measures ORP, no tris buffer, BNC plug connection, 1m cable length, suitable for municipal water samples
£230.00
£29.00
Was £259.00
Part No: 51340348
pH electrode Mettler Toledo LE410 measures pH, no tris buffer, BNC + RCA (Cinch) plug connection, 1m cable length, suitable for general purpose applications and municipal water samples
£247.00
£92.00
Was £339.00
Part No: FC200B
pH electrode Hanna Instruments FC200B measures pH, no tris buffer, BNC plug connection, 1m cable length, suitable for dairy samples
£255.00
£33.00
Was £288.00
Part No: HI-1053P
pH electrode Hanna Instruments HI-1053P measures pH, no tris buffer, BNC + pin plug connection, 1m cable length, suitable for cream, fat or soil samples
£259.00
£33.00
Was £292.00
Part No: 51343157
pH electrode Mettler Toledo InLab Surface measures pH, no tris buffer, BNC plug connection, no cable, suitable for leather, paper and skin samples
£270.00
£99.00
Was £369.00
Part No: 51343070
pH electrode Mettler Toledo InLab Science measures pH, tris buffer, BNC plug connection, no cable, suitable for biotech, cream, fat, soil, dairy, acid, paint solvents, tris, municipal water, acid, hydrocarbon and sea samples
£277.00
£101.00
Was £378.00
Part No: FC2142
pH electrode Hanna Instruments FC2142 Halo measures pH, no tris buffer, titantium electrode, bluetooth connection, suitable for beer samples, 6 month warranty, cloth junction, not refillable, flat tip, temperature sensor included, no meter required
£279.00
£35.00
Was £314.00
Part No: HI-12302
pH electrode Hanna Instruments HI-12302 measures pH, no tris buffer, bluetooth plug connection, no cable, suitable for field samples
£280.00
£36.00
Was £316.00
Part No: 51343054
pH electrode Mettler Toledo InLab Routine Pro measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents, tris and municipal water samples
£281.00
£102.00
Was £383.00
Part No: 51343101
pH electrode Mettler Toledo InLab Expert Pro measures pH, tris buffer, BNC + RCA (Cinch) plug connection, 1.2m cable length, suitable for general purpose applications and biotech samples
£285.00
£104.00
Was £389.00
Part No: 51343165
pH electrode Mettler Toledo InLab Semi-Micro measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£285.00
£104.00
Was £389.00
Part No: FC2020
pH electrode Hanna Instruments FC2020 measures pH, no tris buffer, jack plug connection, 1m cable length, suitable for dairy samples
£285.00
£36.00
Was £321.00
Part No: HI-12922
pH electrode Hanna Instruments HI-12922 Halo measures pH, no tris buffer, glass electrode, bluetooth connection, suitable for field, cream, fat and soil samples, 6 month warranty, ceramic junction, refillable, conical tip, temperature sensor included, no meter required
£298.00
£39.00
Was £337.00
Part No: 51343174
pH electrode Mettler Toledo InLab Cool measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech and municipal water samples
£299.00
£108.00
Was £407.00
Part No: 30248112
pH electrode Mettler Toledo InLab Pure measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech and municipal water samples
£304.00
£108.00
Was £412.00
Part No: 30014096
pH sensor Mettler Toledo InLab® Expert Pro-ISM, rugged 3-in-1, PEEK shaft, ATC
£310.00
£112.00
Was £422.00
Part No: 51343161
pH electrode Mettler Toledo InLab Semi-Micro-L measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£311.00
£112.00
Was £423.00
Part No: 51343160
pH electrode Mettler Toledo InLab Micro measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£314.00
£112.00
Was £426.00
Part No: 51343153
pH electrode Mettler Toledo InLab Solids measures pH, tris buffer, BNC plug connection, no cable, suitable for food samples
£314.00
£112.00
Was £426.00
Part No: 51340288
pH electrode Mettler Toledo InLab Expert Go measures pH, tris buffer, BNC (IP67) + RCA (Cinch) plug connection, 1.8m cable length, suitable for general purpose applications, biotech and field samples
£317.00
£113.00
Was £430.00
Part No: 51343176
pH electrode Mettler Toledo InLab Hydrofluoric measures pH, tris buffer, BNC plug connection, no cable
£326.00
£116.00
Was £442.00
Part No: 51343102
pH electrode Mettler Toledo InLab Expert Pro-2m-ISM measures pH, tris buffer, BNC + RCA (Cinch) plug connection, 2m cable length, suitable for general purpose applications, biotech and field samples
£329.00
£117.00
Was £446.00
Part No: 51344055
pH sensor Mettler Toledo InLab® Routine Pro-ISM, 3-in-1, glass shaft, ATC, refillable
£329.00
£117.00
Was £446.00
Part No: HI-11312
pH electrode Hanna Instruments HI-11312 measures pH, no tris buffer, bluetooth plug connection, no cable, suitable for general purpose applications
£330.00
£44.00
Was £374.00
Part No: HI-10482
pH electrode Hanna Instruments HI-10482 Halo measures pH, no tris buffer, glass electrode, bluetooth connection, suitable for general purpose and wine samples, 6 month warranty, open junction, refillable, dome tip, temperature sensor included, no meter required
£339.00
£44.00
Was £383.00
Part No: 30244732
pH electrode Mettler Toledo InLab Ultra Micro-ISM measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£370.00
£130.00
Was £500.00
Part No: 51344102
pH electrode Mettler Toledo InLab Expert Go-ISM measures pH, tris buffer, BNC (IP67) + RCA (Cinch) plug connection, 1.8m cable length, suitable for general purpose applications, biotech and field samples
£396.00
£138.00
Was £534.00
Part No: 51343110
pH electrode Mettler Toledo InLab Power measures pH, tris buffer, BNC plug connection, no cable, suitable for general purpose applications, biotech, acid, paint solvents, tris and municipal water samples
£398.00
£139.00
Was £537.00
Part No: 51343164
pH electrode Mettler Toledo InLab Flex-Micro measures pH, tris buffer, BNC plug connection, 1m cable length, suitable for general purpose applications, biotech, acid, paint solvents and tris samples
£402.00
£139.00
Was £541.00
Part No: 51343156
pH electrode Mettler Toledo InLab Solids Go-ISM measures pH, tris buffer, BNC (IP67) & RCA (Cinch) plug connection, 1.8m cable length, suitable for field and food samples
£407.00
£141.00
Was £548.00
Part No: 51344155
pH sensor Mettler Toledo InLab® Solids Pro-ISM, 3-in-1, glass shaft, open junction, sharp membrane, ATC
£407.00
£141.00
Was £548.00
Part No: 51343150
pH electrode Mettler Toledo InLab Viscous measures pH, tris buffer, BNC plug connection, no cable, suitable for cream, fat, soil, dairy and food samples
£414.00
£142.00
Was £556.00
Understanding Electrodes
Laboratory electrodes are sensors that conduct electrical currents and are essential for a wide range of scientific and medical applications. In research and clinical settings, electrodes are commonly used to measure electrical activity in biological tissues, such as in electrocardiograms (ECG) or electroencephalograms (EEG), where they detect signals from the heart or brain. They are also used in chemical experiments, like pH measurement or electrochemical analysis, to monitor reactions or detect ions. Made from conductive materials like metal, electrodes allow for accurate data collection and analysis, making them indispensable in diagnostic testing, chemical research, and medical devices.
