Test Meters

We supply a range of TDS, pH, salt and multi-parameter meters.


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458 products

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Hanna Instruments-7634-00 Conductivity/TDS Probe
Hanna Instruments
Hanna Instruments-7634-00 Conductivity/TDS Probe Sale price£67.36 Regular price£70.90
Save £0.65
Hanna Instruments-3841 Hardness - Range (40-500 mg/L)
Hanna Instruments
Hanna Instruments-3841 Hardness - Range (40-500 mg/L) Sale price£12.45 Regular price£13.10
Hanna Instruments-5521-02 Research Grade pH/ORP/EC/TDS/Resistivity/Salinity Bench Meter
Hanna Instruments
Hanna Instruments-5521-02 Research Grade pH/ORP/EC/TDS/Resistivity/Salinity Bench Meter Sale price£1,095.13
Save £49.49
Hanna Instruments-4102 Bromide Combination ISE Electrode
Hanna Instruments
Hanna Instruments-4102 Bromide Combination ISE Electrode Sale price£940.41 Regular price£989.90
Save £41.73
Hanna Instruments-9147-10 Dissolved Oxgen Meter for Fish Farming, 10m Probe
Hanna Instruments
Hanna Instruments-9147-10 Dissolved Oxgen Meter for Fish Farming, 10m Probe Sale price£792.97 Regular price£834.70
Save £10.78
Hanna Instruments-98131 GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
Hanna Instruments
Hanna Instruments-98131 GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester Sale price£204.92 Regular price£215.70
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Lovibond SD 310 OXI Complete + Probe 1.5m Cable (discontinued) Replaced with 724680Lovibond SD 310 OXI Complete + Probe 1.5m Cable (discontinued) Replaced with 724680
Lovibond
Lovibond SD 310 OXI Complete + Probe 1.5m Cable (discontinued) Replaced with 724680 Sale price£917.53
Thermo Scientific Eutech™ Plus Series pH 5+ Meter
Eutech
Thermo Scientific Eutech™ Plus Series pH 5+ Meter Sale price£278.10
Thermo Scientific Eutech™ Elite ORP Pocket Tester
Eutech
Thermo Scientific Eutech™ Elite ORP Pocket Tester Sale price£169.97
Lovibond SD 320 Con (Set 1)Lovibond SD 320 Con (Set 1)
Lovibond
Lovibond SD 320 Con (Set 1) Sale price£859.55
Save £36.94
Lovibond Senso Direct pH 110, in CaseLovibond Senso Direct pH 110, in Case
Lovibond
Lovibond Senso Direct pH 110, in Case Sale price£247.20 Regular price£284.14
Save £20.30
Hanna Instruments-3833 Phosphate test kit expiry 11/2025Hanna Instruments-3833 Phosphate test kit expiry 11/2025
Hanna Instruments
Hanna Instruments-3833 Phosphate test kit expiry 11/2025 Sale price£10.00 Regular price£30.30
Eutech Waterproof EcoTestr pH 1 - No ATC
Eutech
Eutech Waterproof EcoTestr pH 1 - No ATC Sale price£53.60
Save £22.04
Lovibond SD20 ORP MeterLovibond SD20 ORP Meter
Lovibond
Lovibond SD20 ORP Meter Sale price£147.50 Regular price£169.54
Save £161.95
Lovibond SD 315 Oxi (Set 1)
Lovibond
Lovibond SD 315 Oxi (Set 1) Sale price£1,083.83 Regular price£1,245.78
Eutech Dissolved Oxygen Replacement Electrode (10ft cable)Eutech Dissolved Oxygen Replacement Electrode (10ft cable)
Eutech
Eutech Dissolved Oxygen Replacement Electrode (10ft cable) Sale price£620.90
Save £156.01
Lovibond SD 325 Con (Set 2)
Lovibond
Lovibond SD 325 Con (Set 2) Sale price£1,044.04 Regular price£1,200.05
Save £146.21
Lovibond SD 325 Con (Set1)
Lovibond
Lovibond SD 325 Con (Set1) Sale price£978.51 Regular price£1,124.72
Save £184.82
Lovibond SD 315 Oxi (Set 3)
Lovibond
Lovibond SD 315 Oxi (Set 3) Sale price£1,236.91 Regular price£1,421.73
Save £166.22
Lovibond SD 315 Oxi (Set 2)
Lovibond
Lovibond SD 315 Oxi (Set 2) Sale price£1,112.41 Regular price£1,278.63
Lovibond SD 305 pH/ORP (Set 3)
Lovibond
Lovibond SD 305 pH/ORP (Set 3) Sale price£770.47
Save £117.56
Lovibond SD 305 pH/ORP (Set 2)
Lovibond
Lovibond SD 305 pH/ORP (Set 2) Sale price£786.74 Regular price£904.30
Save £85.50
Lovibond SD 305 pH/ORP
Lovibond
Lovibond SD 305 pH/ORP Sale price£572.16 Regular price£657.66
Eutech COND 6+ Conductivity Meter
Eutech
Eutech COND 6+ Conductivity Meter Sale price£417.04

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