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HI-9147-04 Dissolved Oxygen Meter

The HI-9147 is designed for aquaculture applications. This unit is unique among our family of DO meters as it is supplied with a galvanic probe. Unlike polarographic probes, galvanic DO probes require no conditioning time. When you need to measure multiple samples in a given period of time, pick it up and measure on demand. The HI-9147 is a must have for DO sensitive organisms or high bio-load environments. Key features Designed specifically for aqua..

£947.95

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HI-98190 Professional Waterproof pH/ORP Meter

The HI-98190 combines all of the features of a benchtop into a portable IP67 rated waterproof enclosure making them one of the most versatile meters on the market. Designed for universal applications, HI-98190 measures pH/ORP and temperature. Exchange out the pH probe for an ORP probe to obtain mV readings in the ±2000 mV range. A backlit, graphic LCD provides easy to read resolution even in low-lit areas. A combination of dedicated and soft keys allows ..

£1,126.95

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HI-982401 ORP Indicator with Alarm Signal

The HI-982401 front case incorporates a large, bright LED indicator. Should the measurements fall below the user-selectable ORP values, the red LED flashes and alerts the operate to the undesired condition. Both the LCD and the LED can be seen even from a distance. HI-982401 has been manufactured to serve as a monitor for swimming pools, spas and research where only the ORP needs to be checked and space or cost are major factors. Thanks to its compact siz..

£281.95

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HI-9920-2 Wall Mounted ORP Controller with Proportional Dosage

The HI 9920 is an ORP controller with a single set point for user selectable dosage of reducing or oxidising solutions. Any ORP electrode ending in a BNC connector can be directly attached to the controller. With proportional control, you can fine tune your treatment plant and minimise the use of chemicals. The proportional setting can be adjusted through the time cycle from 0 to 90 seconds and the band from 0 to 200 mV. The set point can be accurately adj..

£1,221.95

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HI-98121 Pocket pH and ORP (Redox) Tester

Offering users a choice of ORP/Redox and pH measurement combinations, this tester is a popular option for operators carrying out spot checks or testing on location. Designed for use out in the field and in murky conditions, the meter is sealed against humidity, floats in water and has a bright green casing making it easily visible in low light levels. Key features Dual level LCD screen that displays simultaneous readings Automatic temperatur..

£113.95

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HI-981406 pH and ORP Indicator

Instead of sourcing two meters, users can now continuously measure both pH and ORP with HI-981406. There are two separate adjustable set points for pH and ORP. Once the pH set point is exceeded, the appropriate LED light will come on to alert the operator. Likewise, once the ORP level drops below the set point, the red ORP light will stay on. HI-981406 is supplied with a HI-1283 ground probe. The HI-1283 ground probe provides users with more reliable rea..

£360.95

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HI-8014 Budget Priced pH and ORP Meter

The HI-8014 is a rugged, handheld pH meter specifically designed with ease of use in mind. This affordable meter is ideal for education and field applications and performs pH measurements with Manual Temperature Compensation and ORP measurements. Two-point calibration can be performed with trimmers on the front panel. The set values are stored even when the meter is shut off. This rugged, manual pH meter is perfect for educational purposes and teaching s..

£464.95

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HI-9912-2 Proportional pH and ORP Control

Two separate set points can be adjusted by the user from 6 to 8 pH and 500 to 900 mV. The relays are activated when the pH exceeds or the mV falls below the relevant set point. HI 9912 accepts any pH and ORP electrode ending in a universal BNC connector. Two independent terminals provide for pH and ORP matching pin/ ground probes to extend electrode life and eliminate interference. HANNA's proportional control allows considerable savings by minimising the..

£1,221.95

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HI-9126N Waterproof pH/ORP Meter with CalCheck

The HI-9126N portable pH/ORP includes Hanna's exclusive Calibration Check™ technology. Calibration Check™ monitors the pH bulb and reference junction of the electrode every time the instrument is calibrated. In the event of a dirty pH electrode, Calibration Check™ warns users that maintenance may be needed. This portable meter utilises the HI-1230B double junction pH electrode. The double junction helps to minimise junction contamination for consistently ..

£963.95

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HI-98184 Waterproof pH/ORP/ISE Meter

The HI-98184 is a water resistant, portable meter designed for demanding applications and measures pH/ORP/ISE and temperature. This meter is supplied with the HI-72911B pH/ temperature electrode with rugged, titanium casing and also allows for an optional ORP probe to obtain mV readings in the ±2000 mV range. This meter adds direct ion concentration readings for ISE's and the results are displayed in ppm. The HI-98184 also supports 15 different ISE senso..

£2,198.95

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HI-98196 Multiparameter Waterproof Meter

Measures pH/mV, ORP, Dissolved Oxygen, Atmospheric Pressure and Temperature HI-98196 provides multiparameter measurement in a compact and rugged IP67 waterproof enclosure. Ideal for demanding application, this meter features our rugged, quick connect multi-function probe with field replaceable sensors. A backlit, graphic LCD provides easy to read resolution even in low-lit areas. A combination of dedicated and soft keys allows easy, intuitive operation i..

£1,707.95

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HI-98195 Multiparameter Waterproof Meter

Measures pH/mV, ORP, Conductivity, TDS, Resistivity, Salinity, Seawater and Temperature. HI-98195 provides multiparameter measurement in a compact and rugged IP67 waterproof enclosure. Ideal for demanding application, this meter features our rugged, quick connect multi-function probe with field replaceable sensors. A backlit, graphic LCD provides easy to read resolution even in low-lit areas. A combination of dedicated and soft keys allows easy, intuitiv..

£2,049.95

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HI-8424N Handheld Water Resistant pH Meter

One of the most popular pH meters on the market, this splashproof, portable meter delivers fast, accurate pH, ORP and temperature measurements. Not only does it offer a 0.01 pH resolution across the pH scale, but it is also easy to use without constant reference to an instruction manual. Calibration is automatic at one or two points with three memorised buffer values - pH 4.01, 7.01, 10.01. Once the instrument has been calibrated, the buffer values used..

£657.95

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HI-98120 Pocket ORP(Redox)/°C Tester

Offering users a choice of ORP/Redox measurement combinations, this tester is a popular options for operators carrying out spot checks or testing on location. Designed for use out in the field and in murky conditions, the meter is sealed against humidity, floats in water and has a bright green casing making it easily visible in low light levels. Key features Dual level LCD screen that displays simultaneous readings Automatic temperature comp..

£265.95

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HI-98194 Multiparameter Waterproof Meter

HI-98194 provides multiparameter measurement in a compact and rugged IP67 waterproof enclosure. Ideal for demanding application, this meter features our rugged, quick connect multi-function probe with field replaceable sensors. The HI-98194 measures pH/mV, ORP, Conductivity, TDS, Resistivity, Salinity, Seawater, Dissolved Oxygen, Atmospheric Pressure and Temperature A backlit, graphic LCD provides easy to read resolution even in low-lit areas. A combinati..

£2,777.95

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HI-9125N Handheld pH/mV Meter with Enhanced Design

The HI-9125N is a rugged, high specification portable meter that offers the additional advantage of being able to measure ORP. Heavy-duty water resistant casing combined with latest microprocessor technology makes this meter ideal for delivering laboratory grade results and accuracy under harsh industrial conditions. Key features Heavy-duty waterproof casing Large clear LCD display Extended pH and temperature given simultaniously Memorises pH readi..

£886.95

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HI-23211-2 Industrial Grade EC Digital Wall Mounted Controller

Industrial Grade EC Digital Wall Mounted Controller, dual setpoint, on/off control, analog output, range EC 0.0 to 199.9 µS/cm; 0 to 1999 µS/cm; 0.00 to 19.99 mS/cm; 0.0 to 199.9 mS/cm, Temperature -10.0 to 100.0°C, 230V..

£2,852.95

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HI-9914-2 Wall Mounted pH and Conductivity Controller

HI 9914 is a wall mounted fertigation controller, designed to meet specific process control requirements in agricultural, horticultural and hydroponics applications. The controller is provided with two measuring channels, one for pH and one for conductivity. The readings are displayed simultaneously on two independent LCDs with backlight. The conductivity probe is designed with a built-in temperature sensor which allows the controller to automatically com..

£1,221.95

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HI-9931-2 Wall Mounted EC Controller with Proportional Function

HI 9931 is a wall mounted meter that measures and controls conductivity in the 0 to 10 mS/cm range. A single set point allows for proportional dosage of fertilizer solutions. The proportional settings can be fine tuned through two conveniently positioned dials on the front panel. The time cycle is adjustable from 0 to 90 seconds and the proportional band from 0 to 1.6 mS/cm. Coarse, fine and slope trimmers make accurate setting and calibration easy and con..

£1,221.95

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HI-981404N Waterproof pH/TDS Meter with Smart Electrode

The HI-981404N is ideal for agricultural, horticultural and hydroponics applications where pH and TDS levels need to be continuously monitored for optimal plant growth. This instrument continuously monitors and displays the values of a solution on an easy to read set of LCD's. This meter is supplied with the HI 1286 replaceable gel filled pH electrode with BNC connector, protected behind a water resistant sleeve. The unique design of the electrode guarant..

£360.95

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HI-981405N pH/EC Indicator for Agriculture

The HI-981405N is ideal for agricultural, horticultural and hydroponics applications where pH and EC levels need to be continuously monitored for optimal plant growth. This instrument continuously monitors and displays the values of a solution on an easy to read set of LCD's. The HI-1286 gel filled pH electrode is replaceable and the BNC connector is protected behind a water resistant sleeve. The unique design of the electrode guarantees greater clogging..

£379.95

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HI-981504/5 pH/TDS/Temperature Monitor

The HI-981504/5-02 offers continuous measurement of pH, TDS and temperature, simultaneously displayed on one display. The HI-1286 gel-filled pH electrode is provided with a water resistant sleeve to protect the BNC connector. The unique design of the electrode provides longer life in aggressive solutions. The HI-7634 TDS probe is easy to clean and requires little maintenance. Measurements are accurate and the meter can be calibrated at one or two points f..

£482.95

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HI-983302N Gro'chek EC Meter, 0.00 to 9.99 mS/cm

The HI-983302N has been engineered with a host of features suited for the aggressive environments commonly found in agricultural applications. Housings and cable connections have been sealed against vapor and humidity. This EC meter comes with a probe specifically made for horticulture and hydroponics applications. The probe compensates for temperature variations automatically, is easy to clean, is very stable and needs little maintenance. The 12 VDC pow..

£227.95

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HI-983303 EC Meter, 1990 µS/cm

The HI-983303-02 water resistant conductivity meter is Hanna's reply to requests for accurate, affordable process monitoring with low maintenance. This meter is supplied with a direct 2-pin probe and 2 m cable with a ½" thread for flow-thru mounting. The probe has a temperature sensor to automatically compensate against temperature changes from 5 to 50°C. In the measurement mode, a red LED will warn the user in the event the reading is outside of the ala..

£165.95

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HI-983308 TDS Meter, 9.99 ppt (g/L)

The HI-983308-02 water resistant TDS meter is Hanna's reply to requests for accurate, affordable process monitoring with low maintenance. This meter is supplied with a direct 2-pin probe and 2m cable with ½" thread for flow-thru mounting. The probe has a temperature sensor to automatically compensate against temperature changes from 5 to 50°C. In the measurement mode, a red LED will warn the user in the event the reading is outside of the alarm interval...

£165.95

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HI-991404 pH/EC/TDS/Temperature Monitor

The HI-991404 combo meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. This microprocessor indicator continuously monitors the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. Featuring a large, dual-level, backlit LCD the HI-991404-02 gives you instantaneous reading of pH, EC or TDS and temperature, even from a distance. &nb..

£416.95

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HI-991405 pH/EC/TDS/Temperature Monitor

The HI-991405 combo meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. This microprocessor indicator continuously monitors the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. Featuring a large, dual-level, backlit LCD the HI-991405-02 gives you instantaneous reading of pH, EC or TDS and temperature, even from a distance. &nb..

£415.95

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HI-993301 EC/TDS Temperature Grocheck Monitor

Water resistant and chemically resistant, the HI-993301 has been designed to meet the grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. This monitor has a backlit LCD and displays instantaneous readings of both EC or TDS and temperature-even from a distance. This instrument features a stability indicator that prompts the user when to take the reading. For manual recording purposes, readi..

£213.95

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HI-993302 EC/TDS/Temperature Grocheck Monitor

Water resistant and chemically resistant, the HI-993302 has been designed to meet the grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. This monitor from has a backlit LCD and displays instantaneous readings of both EC or TDS and temperature-even from a distance. The HI-993302-02 features a stability indicator that prompts the user when to take the reading. For manual recording purposes,..

£213.95

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HI-9146N Handheld Dissolved Oxygen Meter

The HI-9146N portable dissolved oxygen meter is a rugged water-resistant instrument offering an extended range for measuring dissolved oxygen and temperature. Developed for dissolved oxygen and temperature measurement in water, wastewater and applications such as fish farming, it also allows compensation for altitude and salinity. The HI-9146N is supplied with a Polarographic probe with a 4m cable and measures a DO range of up to 300% Key features 2m..

£1,114.95

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HI-9147-10 Dissolved Oxgen Meter

The HI-9147 is designed for aquaculture applications. This unit is unique among our family of DO meters as it is supplied with a galvanic probe. Unlike polarographic probes, galvanic DO probes require no conditioning time. When you need to measure multiple samples in a given period of time, pick it up and measure on demand. The HI-9147 is a must have for DO sensitive organisms or high bio-load environments. Key features Designed specifically for aqua..

£1,153.95

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HI-98185 Waterproof pH/ORP/ISE Meter

The HI-98185 is a water resistant, portable meter designed for demanding applications and measures pH/ORP/ISE and temperature. This meter is supplied with the HI-72911B pH/ temperature electrode with rugged, titanium casing and also allows for an optional ORP probe to obtain mV readings in the ±2000 mV range. This meter adds direct ion concentration readings for ISE's and the results are displayed in ppm. The HI-98185 also supports 15 different ISE senso..

£2,308.95

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HI-98172N Portable pH/ORP/ ISE Meter With Cal Check

The HI-98184 is a water resistant, portable meter designed for demanding applications and measures pH/ORP/ISE and temperature. This meter is supplied with the HI-72911B pH/ temperature electrode with rugged, titanium casing and also allows for an optional ORP probe to obtain mV readings in the ±2000 mV range. This meter adds direct ion concentration readings for ISE's and the results are displayed in ppm. The HI-98184 also supports 15 different ISE senso..

£2,068.95

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HI-98191 Professional Waterproof pH/ORP/ISE Meter

The HI-98191 combines all of the features of a benchtop into a portable IP67 rated waterproof enclosure making them one of the most versatile meters on the market. Designed for universal applications, HI-98191 measures pH/ORP/ISE and temperature. Exchange out the pH probe for an ORP probe to obtain mV readings in the ±2000 mV range. HI-98191 adds direct ion concentration readings for ISEs with a choice of units for calibration and display. A backlit, gra..

£1,276.95

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HI-98129 Pocket EC/TDS and pH Tester, Low Range

The HI-98129 is a waterproof tester that offers high accuracy pH, conductivity, total dissolved solids and temperature measurements in a single meter. Main benefits Easy to read display and automatic shut-off pH and EC/TDS readings are automatically temperature compensated EC/TDS conversion factor is user selectable as well as the temperature compensation coefficient Features replaceable pH electrode together with an EC/TDS graphite electrode Calib..

£293.95

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HI-98130 Pocket EC/TDS and pH Tester, High Range

The HI-98130 is a water resistant tester that offers high accuracy pH, conductivity, total dissolved solids and temperature measurements in a single meter. Key features Automatic 1 or 2 point pH calibration Rubberised keyboard Quick and easy to operate Easy switch between Celsius & Fahrenheit readouts HOLD function Easy to replace pH electrode cartridge with sturdy snap-in connector means there are no pins to bend or break Large LCD display ..

£293.95

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HI-991300N pH/EC/TDS/C Handheld Meter

Measuring pH, conductivity, total dissolved solids and temperature in one slim lightweight casing and with one single probe - the HI-991300N is an ideal portable pH tester. There are only 2 buttons, yet you can select from a range of calibration buffers and even the temperature scale most familiar to you. The housing is waterproof and rated for IP 67 conditions. The HI-1288 pre-amplified multiparameter probe features an easy to clean sensor and a cloth j..

£1,098.95

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HI-991301N High Range EC, TDS, pH and °C Meter

The HI-991301 high range meter offers great precision at high range to meet exacting requirements for testing pH, electro-conductivity, total dissolved solids and temperature. Designed for optimum consistency and reproducibility the HI 991301 portable high range conductivity meter offers a great range of user selectable features to deliver greater consistency and reproducibility Different TDS factors ranging from 0.45 to 1.00 Temperature coefficients (ß)..

£1,059.95

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HI-9811-5N pH/EC/TDS/°C Portable Meter

HI 9811-5 is a pH/EC/TDS waterproof meter designed for simplicity in taking pH, µS/cm, ppm (mg/L) and temperature measurements. Both the HI 9811-5 and HI 9812-5 are ideal for hydroponics, greenhouses, farming and ground water applications.. Due to the built-in temperature sensor, conductivity readings are automatically compensated for temperature changes. No probe changes are required when switching your measured parameter between pH, conductivity and TDS..

£468.95

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EDGEMULTI High End Hybrid Multiparameter

Edge - smart, slimline, bench pH, EC and DO meter Edge is the latest innovation from Hanna Instruments offering some of the most advanced technology for measuring pH, Conductivity and Dissolved Oxygen. Smart, slimline and lightweight, Edge delivers fast accurate measurement. With its high precision technology combined with the user-friendly dimensions and format of a digital tablet, the Hanna Edge offers a new, laboratory-grade, flexible pH meter that is..

£2,277.95

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HI-9813-5N pH/EC/TDS/°C Portable Meter

The HI 9813-5 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features a large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. The HI 9813-5 is a pH/EC/TDS meter designed for simplicity of ..

£401.95

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HI-9812-5N pH/EC/TDS/°C Portable Meter

The HI 9812-5 is a pH/EC/TDS water resistant meter designed for simplicity in taking pH, µS/cm, ppm (mg/L) and temperature measurements. The HI 9812-5 is ideal for hydroponics, greenhouses, farming and ground water applications. Due to the built-in temperature sensor, conductivity readings are automatically compensated for temperature changes. No probe changes are required when switching your measured parameter between pH, conductivity and TDS. These mult..

£401.95

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HI-9813-6N pH/EC/TDS/°C Portable Meter

The HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features a large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. The HI 9813-6 includes all the features of the HI 9813-5 while..

£401.95

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HI-11102 HALO™ pH Electrode with Bluetooth® Smart Technology

The HI-11102 HALO™ is a pH and temperature electrode which incorporates a Bluetooth transmitter to wirelessly connect to an iPad or the Hanna Edge-Blu pH tablet meter. No need for a pH meter Free to use Hanna Lap App for iPad Flexible, accurate and easy to use Hanna Lab App The first app that turns an iPad® into a full-featured pH meter! The Hanna Lab App turns an iPad® into a full-featured pH meter when used with the Hanna HALO™ pH electrode with..

£413.95

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HI-76407/10 Polarographic Dissolved Oxygen Probe with 10m Cable

The HI-76407/10 is a Polarographic dissolved oxygen probe with internal temperature sensor and a 10m cable. Hanna Dissolved Oxygen probes are extremely rugged and perfect for laboratory and field applications. Calibration is fast and simple, and measurements are temperature compensated. The sensitive PTFE (PolyTetraFluoro-Ethylene) membrane can be changed in a few seconds...

£697.95

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HI-76409/10 Galvanic Dissolved Oxygen Probe, 10m with Built-in Temperature Sensor

Hanna Dissolved Oxygen probes are extremely rugged and perfect for laboratory and field applications. The HI-76409/10 is for use with the HI-9147 and has a 10m cable. Unlike polarographic probes, galvanic DO probes require no conditioning time. When you need to measure multiple samples in a given period of time, pick it up and measure on demand...

£752.95

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HI-76407/4F Dissolved Oxygen Probe 4m

Hanna Dissolved Oxygen probes are extremely rugged and perfect for laboratory and field applications. Calibration is fast and simple, and measurements are temperature compensated. The sensitive PTFE (PolyTetraFluoro-Ethylene) membrane can be changed in a few seconds...

£418.95

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HI-76407/2 Polarographic Dissolved Oxygen Probe with 2m Cable

The HI-76407/2 is a Polarographic dissolved oxygen probe with 2m cable. Hanna Dissolved Oxygen probes are extremely rugged and perfect for laboratory and field applications. Calibration is fast and simple, and measurements are temperature compensated. The sensitive PTFE (PolyTetraFluoro-Ethylene) membrane can be changed in a few seconds...

£544.95

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HI-76407/10F Polarographic Dissolved Oxygen Probe, 10m Cable

The HI-76407/10F is a Polarographic dissolved oxygen probe with 10m cable. Hanna Dissolved Oxygen probes are extremely rugged and perfect for laboratory and field applications. Calibration is fast and simple, and measurements are temperature compensated. The sensitive PTFE (PolyTetraFluoro-Ethylene) membrane can be changed in a few seconds. ..

£544.95

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Hanna Groline Monitor HI-981420

Make your nutrient solution easy to manage with the GroLine Monitor and combined pH/EC/Temperature probe. Quick to setup and simple to use, the monitor was designed for hydroponics, aquaponics, and greenhouses. The HI-981420 GroLine Monitor provides 24 hour continuous monitoring of pH, conductivity (EC or TDS), and temperature in hydroponic nutrients. Results every 15 minutes . . . The GroLine Monitor automatically logs your results every 15 minutes ove..

£475.95

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Hanna Groline pH/EC/TDS/Temperature Meter HI-9814

The HI-9814 is a lightweight, waterproof portable pH, conductivity, TDS and temperature meter supplied with a specialist multiparameter probe designed for hydroponics, greenhouse and agricultural applications. Key features Compact, robust casing Simultaneous readout of pH, EC or TDS and °C Simple two button keyboard Waterproof design to withstand the humidity of a growing environment Specialist multi-parameter electrode Optional green protective r..

£321.95

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Hanna Groline Waterproof pH/EC/TDS/Temperature Tester HI-98131

The HI-98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity, TDS and temperature. This versatile pocket meter is designed for hydroponics, greenhouse and agriculture applications. The meter operation is simplified with two buttons. One is used for on/off and for calibration while the other is used to switch between the measurement modes. The HI-98131 has advanced features including a selectable EC to TDS conversion fac..

£236.95

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Hanna Groline Waterproof pH & Temperature Tester HI-98118

The HI-98118 pH/temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. The ergonomic design allows this tester to fit comfortably in your hand. The large easy to read LCD display shows both pH and temperature along with calibration, stability and low battery indicators. All operations are simplified to two buttons. One is for turning the meter on/off and the other for automatic one or two point calibration. T..

£93.95

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Hanna Groline pH Tester HI-98115

This GroLine Hydroponics pH tester has been designed with many advanced features that are found typically in more expensive portable instrumentation. These features include automatic calibration to one or two points, automatic buffer recognition, calibrated buffer tags, stability indicator, low battery indicator, and selectable automatic shut off. Key features Large LCD - Enhanced LCD that displays reading, stability indicator, low battery indicator an..

£67.95

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Hanna Groline Soil EC Tester HI-98331

The HI-98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity and temperature. With a temperature sensor in the penetration probe, measurements are automatically temperature compensated. The conductivity range can be calibrated at one point and is designed to be performed in a standardised solution. Key features Replaceable 114 mm stainless steel penetration probe Automatic Temperature Compensation Lightweigh..

£146.95

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Hanna Groline Waterproof EC/TDS/Temperature Tester HI-98318

The HI-98318 is our latest pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. The ergonomic design allows this tester to fit comfortably in your hand. The large easy to read LCD display shows both EC or TDS and temperature along with calibration, stability and low battery indicators. All operations are simplified to two buttons. One is for turning the meter on/off and the other for automatic one point calibration. The GroLine Waterpr..

£93.95

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HI-8410 Panel Mounted Dissolved Oxygen Controller

The HI-8410 is an extended range panel mounted Dissolved Oxygen (DO) controller that is used to maintain and monitor the concentration of DO in a wide range of applications from wastewater treatment to aquaculture. The HI 8410 uses a Galvanic probe and typically require less maintenance than a Polarographic style making it ideal for long term monitoring of aeration basins, ponds, and lakes. The set point for controlling the activation of the relay is adju..

£1,234.95

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HI-76410/4 Galvanic DO probe for HI-8410 process, 4 m cable

Galvanic DO Probe with Internal Temperature Sensor, DIN Connector, and 4m Cable for use with HI-8410 This galvanic dissolved oxygen probe is designed to work with the HI-8410 to monitor the concentration of DO in a wide range of industrial process applications. Galvanic technology Built-in temperature sensor for Automatic Temperature Compensation Built for everyday, demanding use in industrial applications Key features Galvanic DO probe - Provided with..

£713.95

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Hanna Groline PH/EC/TDS/Temp Monitor

Quick to setup and simple to use, this monitor was designed with hydroponics, aquaponics, and greenhouses in mind. Make your nutrient solution easy to manage with the Groline monitor and combined pH/EC/temperature probe. Instantly view all measurements The versatile display of the Groline monitor allows for three screen modes. The LCD can display all three essential hydroponic nutrients measurements at one time, a 3-second cycle of single measurements, ..

£599.95

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Hanna Groline pH Dosing System HI981412-10

Maintaining the correct pH of plant soil or hydroponics nutrient solution is an ongoing task. Macro and micro nutrients, as well as calcium and magnesium bloom boosters, require the correct pH for absorption into the plants root system. The HI-981412 Groline pH Dosing System, easily assimilates into a nutrient/fertiliser system for soil and hydroponics. It precisely monitors the pH using the HI-10063 pH/temperature probe and simultaneously controls the a..

£599.95

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Hanna Groline pH Dosing System HI-981412-20

Maintaining the correct pH of plant soil or hydroponics nutrient solution is an ongoing task. Macro and micro nutrients, as well as calcium and magnesium bloom boosters, require the correct pH for absorption into the plants root system. The HI-981412 Groline pH Dosing System, easily assimilates into a nutrient/fertiliser system for soil and hydroponics. It precisely monitors the pH using the HI-10063 pH/temperature probe and simultaneously controls the a..

£751.95

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Hanna Groline pH Dosing System HI-981412-00

HI-981412-00 GroLine pH dosing system with HI-10063 pH probe Maintaining the correct pH of plant soil or hydroponic nutrient solution is an ongoing task. Macro and micro nutrients, as well as calcium and magnesium bloom boosters, require the correct pH for absorption into the plants root system. The HI-981412 Groline pH Dosing System, easily assimilates into a nutrient/fertiliser system for soil and hydroponics. It precisely monitors the pH using the HI..

£447.95

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Hanna Groline Nutrient Dosing System HI-981413-00

HI-981413-00 GroLine EC/TDS/Temp Nutrient dosing system with HI-30033 conductivity probe The HI-981413 uses an amperometric conductivity sensor for measuring the amount of fertiliser in the solution. The meter can be programmed to display results as EC (electrical conductivity) or as TDS (total dissolved solids). The EC results are displayed as mS/cm while TDS is displayed as ppm with a selectable conversion factor from 0.45 to 0.99. The HI-981413 was de..

£447.95

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Hanna Groline Nutrient Dosing System HI-981413-10

The HI-981413 uses an amperometric conductivity sensor for measuring the amount of fertiliser in the solution. The meter can be programmed to display results as EC (electrical conductivity) or as TDS (total dissolved solids). The EC results are displayed as mS/cm while TDS is displayed as ppm with a selectable conversion factor from 0.45 to 0.99. The HI-981413 was developed to be an inexpensive solution for the horticulturist to maintain the ideal fertili..

£599.95

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Hanna Groline Nutrient Dosing System HI-981413-20

The HI-981413 uses an amperometric conductivity sensor for measuring the amount of fertiliser in the solution. The meter can be programmed to display results as EC (electrical conductivity) or as TDS (total dissolved solids). The EC results are displayed as mS/cm while TDS is displayed as ppm with a selectable conversion factor from 0.45 to 0.99. The HI-981413 was developed to be an inexpensive solution for the horticulturist to maintain the ideal fertili..

£751.95

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Hanna Groline Professional pH & Temp Meter for Soil HI-98168

Designed for agricultural professionals, this meter joins the Hanna 98 series of quality pH meters which are rugged and portable with the performance and features of a benchtop. It is also an addition to the GroLine range. Application importance The measurement of pH in agricultural activities is very important due to the influence it has on the growth of the plant. Soil can be acid, neutral or alkaline according to its pH value. Most plants prefer a pH ..

£1,050.95

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Hanna Halo2 Wireless pH Test for Soil with Built-in Electrode

HALO2 Wireless pH meter with Bluetooth® Smart Technology includes a dual-level LCD and temperature measurement for automatic temperature compensation. HALO2 pH probes can be used virtually anywhere as their versatility and ease of use will revolutionise the way pH is measured. Accurate and easy to use, HALO2 wireless pH Testers are ideal for measurements in samples that would be a challenge for standard design pH electrodes. The meters with their special..

£204.95

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Hanna Halo2 Wireless pH Tester with Built-In General Purpose Electrode HI-9810422

HALO2 Wireless pH meter with Bluetooth® Smart Technology includes a dual-level LCD and temperature measurement for automatic temperature compensation. HALO2 pH probes can be used virtually anywhere as their versatility and ease of use will revolutionise the way pH is measured. Accurate and easy to use, HALO2 wireless pH Testers are ideal for measurements in samples that would be a challenge for standard design pH electrodes. The meters with their special..

£204.95

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Hanna EC Pronto 9.99 MS/CM HI-983307

The HI-983307-02 conductivity meter is Hanna's reply to requests for accurate, affordable process monitoring with low maintenance. This meter is supplied with a direct 2-pin probe and 2m cable with a ½ inch thread for flow-thru mounting. The probe has a temperature sensor to automatically compensate against temperature changes from 5 to 50°C. In the measurement mode, a red LED will warn the user in the event the reading is outside of the alarm interval. ..

£155.95

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Hanna EC Pronto 0.00 to 19.99 MS/CM

The HI-983304 is specifically designed for use in demineralised and deionised water. When placed at the output of any demineralisation system, the visual alarm will be activated once the demineralising equipment is exhausted. This exclusive feature will ensure maximum system efficiency with minimum investment. This meter is supplied with a HI-7631/2 direct 2-pin probe with 2m cable and half inch thread for flow-thru mounting. This probe is also equipped ..

£141.95

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Hanna Portable Thermo-Hygrometer with Dew-point Measurement HI-9565

The Hanna HI 9565 portable thermo-hygrometer is designed to measure relative humidity and temperature in difficult environments and poorly lit areas. HI-9565 is a new-shaped portable thermo-hygrometer with dew point and calibration data-logging probe designed to measure temperature and Relative Humidity (RH). To ensure maximum protection against the effects of humidity and condensation, the instruments are housed in a rugged, water-resistant casing. Abo..

£343.95

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Hanna Soil pH Tester HI-981030

pH tester for soil, the HI-981030, has a specialised PVDF probe and an open reference junction with removable sleeve to prevent clogging. pH range: 0 to 12.00. Press the on/off button to turn the meter on. All tags will be displayed. The meter will go into measurement mode with current reading and calibrated buffers displayed. The meter has a range of 0.0 to 12.00 pH and a resolution of 0.01pH with accuracy at ±0.05pH @ 25°C. Calibration is automatic at ..

£165.95

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Hanna Portable Thermo-Hygrometer HI-9564

HI-9564 is a portable thermo-hygrometer designed to measure temperature and Relative Humidity (RH). To ensure maximum protection against the effects of humidity and condensation, the instruments are housed in a rugged, water-resistant casing. About the probe The temperature and RH probe is a “smart probe” which consists of a factory calibrated electronic sensor which requires no user calibration. Our “Smart probes” will work with any of our meters with..

£278.95

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Hanna Pocket TDS Tester (0.00 to 10.00ppt) HI-98302

The HI-98302 is a rugged and reliable pocket-sized tester that offers quick and accurate readings of TDS and ideal for testing in the field and the laboratory. Waterproof Automatic temperature Compensation (ATC) Measurement stability indicator Temperature measurement This tester features an amperometric graphite electrode that provides better repeatability in measurements since it does not oxidise. The HI-98302's non-oxidising graphite pins..

£97.95

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Hanna Pocket TDS Tester (0 To 2000MG/L) HI-98301

This pocket sized total dissolved solids (TDS) tester has a range of 0 to 1999ppm (mg/L) and a resolution of 1ppm (1 mg/L). The HI-98301 is a rugged and reliable pocket-sized tester that offers quick and accurate readings of TDS and is ideal for testing in the field and the laboratory. Waterproof Automatic temperature Compensation (ATC) Measurement stability indicator Temperature measurement This tester features an amperometric graphite electrode ..

£97.95

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Research Grade EC/TDS Meter with USP HI-5321

HI-5321 can be used to perform all 3 stages of USP method required for conductivity measurement of pure and ultra-pure water. HI-5321 can be used to perform all 3 stages of USP <645> method required for conductivity measurement of pure and ultra-pure water. The instrument provides clear directions on how to perform each testing stage and automatically monitors the temperature, conductivity and stability during testing and determines whether a sample..

£1,338.95

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Hanna Pure Water Test HI-98308

The HI-98308 Pure Water Test (PWT) enables users to check the purity of your distilled or demineralised water in laboratory or industrial environments. This water purity test is suited for fields such as printed circuit board washing, laundry, steam cleaning, checking car battery water and all areas where distilled, demineralised or pure water is used. The HI-98308 is housed in a durable case that provides excellent protection against harsh industrial en..

£149.95

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Hanna PRIMO3 Pocket TDS/Temperature Tester (0 to 1999ppm)

The pocket sized PRIMO3 tester provides a fast and dependable way to measure the total dissolved solids in water samples. The PRIMO3 is ideally suited to the rigorous demands of water quality professionals who will appreciate the practicality of the clear, easy to read LCD for demonstrating the before and after results of conditioning and filtration systems. Temperature is compensated automatically to ensure the readings are consistent to the standard or..

£128.95

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Hanna PRIMO4 Pocket Conductivity Tester (0 to 10.00mS/cm)

This pocket tester is fitted with a conductivity probe on a 1m long cable and has a measurement range of 0.00 to 10.00mS with 0.01mS/cm resolution. Primo 4 is a rugged and reliable tester for quick and accurate conductivity testing. Perfect for use in hydroponics, drinking water and aquariums. The PRIMO4 is ideally suited to the rigorous demands of water quality professionals who will appreciate the practicality of the clear, easy to read LCD for demonst..

£78.95

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Hanna Pocket Conductivity Tester (0 to 2000MS/cm) HI-98303

This pocket sized conductivity tester has a range of 0 to 1999uS/cm with 1uS/cm resolution. The HI-98303 is a rugged and reliable pocket-sized tester that offers quick and accurate readings of conductivity and ideal for testing in the field and the laboratory. This tester features an amperometric graphite electrode that provides better repeatability in measurements since it does not oxidise. The HI-98303's non-oxidising graphite pins are able to provide ..

£104.95

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Hanna Pocket ORP(Redox)/°C Tester HI-98120

Offering users a choice of ORP/Redox measurement combinations, these two testers are popular options for operators carrying out spot checks or testing on location. ±1000 mV Temperature ORP Offering users a choice of ORP/Redox measurement combinations, this tester is a popular options for operators carrying out spot checks or testing on location. Designed for use out in the field and in murky conditions, the meter is sealed against humidity, floats ..

£227.95

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Hanna Research Grade pH, ORP, ISE, EC, TDS, Resistivity, Salinity Bench Meter HI-5522

Up to four conductivity calibration points can be used to increase measurement accuracy: One fixed-point salinity calibration on the percent scale Three methods for calculating seawater Practical scale Natural seawater scale Percent scale HI-5522 is an ideal research-grade instrument with large easy read graphic display and soft touch keypad. Customise to your application The display is customisable and can display two channels simultaneously. M..

£1,558.95

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Hanna Chromium VI High Range Handheld Colorimeter - Checker HC HI-723

By monitoring Chromium VI with the Hanna HI-723 High Range Chromium VI Checker, serious human health and safety risks can be avoided. Checker®HC is supplied with reagents for 6 tests. Key features Accurate and easy to use Diphenylcarbohydrazide method Accuracy ±5 ppb ±4% of reading 1 ppb (µg/L) resolution Designed to work with Hanna reagents Large easy to read digits Auto shut-off Ideal for Fruit and vegetable sanitation Drinking water and..

£102.95

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Hanna Professional Waterproof EC/TDS/Resistivity/Salinity Meter HI-98192

The HI-98192 is a waterproof, portable conductivity meter that has an expanded conductivity range from 0.000µS/cm to 400 mS/cm, as well as TDS, resistivity and three salinity scales. This meter automatically recognises the probe type (two or four ring) and allows the user to adjust the nominal cell constant. HI-98192 is also ready to perform all three stages USP <645> method required for EC measurement of ultrapure water. Choose from seven memorised..

£1,192.95

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Hanna pocket pHep+ pH Tester & °C HI-98108

This pocket sized pH tester is used by millions of people around the world to monitor pH in laboratories and industrial applications as well as in agriculture, fish farming, swimming pools and the printing industry. With a renewable cloth junction, the pHep®+ has an extended life over typical pH testers. A normal junction clogs with use over time and a typical tester would normally have to be thrown away once the junction is too contaminated. The HI-98108..

£97.95

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Hanna Professional Waterproof Meter for Ultrapure Water HI-98197

The HI-98197 is a waterproof, portable EC (conductivity) meter that has an expanded conductivity range from 0.000 µS/cm to 400 mS/cm, as well as TDS (Total Dissolved Solids), resistivity, and three salinity scales. Conductivity & TDS Salinity Resistivity This meter offers a quick connect four-ring probe and allows the user to adjust the nominal cell constant, HI-98197 is also ready to perform all three stages of USP <645> method required f..

£2,302.95

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Hanna pH, EC, DO digital portable meter (pH electrode included only) HI-98199

The HI-98199 is a versatile meter that can monitor pH, EC, and dissolved oxygen when paired with the respective probe. Hanna’s pH probe is included with the HI-98199 and the EC and DO probes can be ordered separately. Dissolved Oxygen pH The HI-98199 allows for the measurement of pH and temperature when used with the included HI-829113 digital pH probe. Up to a three-point calibration with five standard buffers and one custom buffer available pH ..

£1,093.95

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Hanna Advanced Portable Multiparameter for pH, EC/Turbidity, DO HI-9829-13042

Designed for measuring water quality, this advanced professional multi-parameter measures up to 15 parameters and comes with an impressive range of features. Dissolved Oxygen Turbidity pH EC Fully integrated GPS system 2 year manufacturers' warranty Designed for measuring water quality, this advanced professional multiparameter measures up to 15 parameters and comes with an impressive range of features. These include a fully integrated GPS system..

£7,148.95

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Hanna opdo™ Optical Dissolved Oxygen Meter HI-98198

The HI-98198 opdo™ meter is a rugged, portable dedicated dissolved oxygen (DO) meter designed for fresh and saltwater measurements of dissolved oxygen. This professional, waterproof meter complies with IP67 standards. This professional, waterproof meter complies with IP67 standards and measures DO, barometric pressure, and temperature. The HI-98198 is supplied with a HI-764113 digital optical dissolved oxygen probe in a custom thermoformed durable carryi..

£2,356.95

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Hanna Water-resistant hand-held pH, mV and Temperature Meter HI-8314

The HI-8314 is a handheld pH/mV/°C meter designed to be reliable and easy-to-use. The HI-8314N is also supplied with the HI-1217D pre-amplified pH electrode and internal temperature sensor. Manual calibration is performed at one or two points by adjusting the trimmers on the front panel. This instrument is ideal for applications that require a custom calibration point. Manual calibration can be extremely useful in order to achieve better accuracy. ..

£485.95

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Hanna Professional Waterproof Dissolved Oxygen and BOD Meter HI-98193

The HI-98193 portable dissolved oxygen meter has extended ranges of up to 50 ppm and 600% saturation. When measuring dissolved oxygen, compensations for salinity, temperature and pressure are essential to improve the accuracy and precision of readings. Salinity compensation allows for direct determination of dissolved oxygen in saline waters. Temperature compensation is automatic with the probes built-in sensor, which features a one or two-point calibrati..

£993.95

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Waterproof pH & Temperature Meter for Soil HI-99121

The HI-99121 portable pH meter, together with HI-12923 pH electrode, is designed to measure pH in soil or soil slurries. The HI-99121 is a lightweight, portable pH and temperature meter. It features a two button operation system and is simple to use. It has a waterproof and compact casing, large dual-line display, and automatic pH calibration at one or two points. Main features Simultaneous pH and temperature measurements on a large dual-line..

£746.95

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Hanna EC, TDS and Temperature Tester, Low Range HI-98311

The DiST's ease of use, in combination with its affordability, makes it the must-have equipment for EC and TDS measurement. PPM. With an impressive range of features, the HI-98311 pocket tester is unmatched in the marketplace for EC/TDS and temperature measurement. Designed for ease of use with a floating, waterproof case and offer the following features: Measurement of conductivity (EC) and total dissolved solids (TDS) Automatic calibration and tempera..

£203.95

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Hanna Direct Soil Conductivity Kit HI-993310

The HI-993310 has been designed to address the need for fast and accurate conductivity measurements in soil and liquids. It is supplied with two probes: HI-76305 with stainless steel, conical tip for direct soil measurement and HI-76304 for fertiliser enriched solutions. The HI-993310 measures soil conductivity in EC (mS/cm) as well as salt activity (g/L). The different scales can be selected through two keys on the front panel and two LEDs indicate which..

£1,013.95

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Hanna Multi-range Conductivity Meter HI-8633

This portable meter is supplied complete with a rugged conductivity probe and is programmed with 4 ranges of conductivity to meet all applications. Temperature compensation is manually set via a rotary knob on the front of the meter. The HI-8633 is a conductivity meter that has been designed for use in areas of production and quality control. This meter utilises four ring potentiometric probes that offer greater versatility over typical amperometric desi..

£735.95

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Hanna EC/TDS/Temperature Meter - High Range HI-99301

The new and improved HI-99301. With it's larger user friendly LCD, tutorial messages for calibration and setup, missing probe indicator, newer rugged ergonomic casing, faster and easier battery replacement and probe situated on the bottom of the instrument for ease ot use, the updated model is much more effiecent. The HI-99301 is a portable, EC/TDS/temperature meter that measures high range conductivity in mS/cm and TDS in ppt. Both instruments are housed..

£367.95

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Hanna Multi-range TDS Meter HI-8734

This portable total dissolved solids (TDS) meter offers 3 measurement ranges to suit a wide range of applications and is supplied complete with a robust probe on a 1m long cable. The effects of temperature can be manually compensated for via a rotary knob on the front of the meter. The HI-8734 has not only been specifically designed for the water condition industry, but particularly in the softening, demineralisation, reverse osmosis and drinking water ap..

£770.95

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Hanna Waterproof pH, EC, TDS and Temperature Meter with Advanced Features HI-991300

The HI-991300 is a light weight, portable pH, conductivity and temperature meter for portable applications requiring both a pH and conductivity measurement. Applications include measurements for greenhouses irrigation, hydroponics and groundwater monitoring from agriculture nutrient pollution. The HI-991300 meter features two operation button and is simple to use. All operations and settings, including calibration buffers and temperature scale selections,..

£1,006.95

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Hanna EC and Resistivity Meter HI-87314

The HI-87314 is a combination, portable meter that can read conductivity in four different ranges and resistivity. For conductivity measurements, a one-point calibration is performed via a trimmer located in the battery compartment. The supplied probe does not require recalibration when switching from one range to another. The four-ring (stainless steel) probe has a built-in temperature sensor that automatically compensates for temperature changes. For ..

£839.95

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Hanna pHep pH Tester HI-98107

The HI-98107 pHep® revolutionised the pH industry by providing non-technical personnel with a simple, inexpensive solution to accurate pH measurement. This pocket sized pH tester is used by millions of people around the world to monitor pH. 0.0 to 14.0pH pH Automatic calibration Waterproof, designed to float This pocket sized pH tester is used by millions of people around the world to monitor pH in laboratories and industrial applications as well ..

£90.95

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