Field pH Meters
Complementing this lineup, chlorine meters, especially digital chlorine meters, offer a specialized function for testing chlorine levels in water, ensuring safety and compliance with health standards. The key benefits of using these instruments include their portability, ease of use, and the ability to obtain immediate, accurate readings in various environments. Digital models provide clear, easy-to-read displays, making data collection more efficient and reliable.
Together, these tools support a wide array of scientific and environmental studies, contributing significantly to water quality monitoring and research efforts.
Thomas carries a large selection of benchtop and portable pH meters for all your pH testing needs. Find the pH Meter or pH Tester best suited to your application.
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Star™ A211 pH Benchtop Meters
Thermo Scientific OrionThermo Scientific Orion Star A211 pH benchtop meters are easy to use, dependable laboratory meters with advanced features and functions. Selectable read modes and stability indicator give you flexibility and control over your testing. All critical data is shown with your measurements including…
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SevenExcellence™ Professional Multi-Channel Meters
Mettler ToledoProfessional Multi-Channel Meter with Touch Screen SevenExcellence™ is the perfect choice for applications where maximum measurement accuracy is required. The multi-channel instrument allows measurements of 1, 2 or 3 parameters simultaneously, either in the same or in different samples.…
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pH Cable,10' Mettler
Bellco GlassSpecifications: Cable Has Ak9 Probe Connection And Bnc Controller Connection. Size: 10"
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pH 5+ Meter
OaktonHigh ±0.01 pH accuracy at economical prices Reads pH and temperature Automatic Temperature Compensation (ATC) All push button operation Three-point pH calibration Auto buffer recognition Hold function; Auto-off Use with most pH electrodes with BNC connectors …
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Orion Automatic Stirrer
Thermo Scientific OrionStir samples for better accuracy without the difficulty of a separate stir plate and stir bar. Orion stirrer probe with paddle, for benchtop Orion Dual Star and VERSA STAR series meters Provides automatic solution stirring with direct control from Thermo Scientific™ Orion…
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The YSI ProDSS (digital sampling system) is a portable water quality multiparameter instrument for the measurement of several critical parameters - dissolved oxygen (optical), turbidity, pH, ORP, conductivity, specific conductance, salinity, TDS, resistivity, TSS, ammonium, ammonia, chloride,…
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Waterproof pH 150 Meter
OaktonBest value for an IP67-rated waterproof meter Intuitive, user-friendly icons--electrode status displays pH slope Grip-Clip holder quickly and easily secures the electrode to your beaker Expanded data logging for up to 150 data sets mV offset for calibration of ORP standards,…
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Save money by replacing sensor, not the tester Large easy-to-read LCD features three-color backlight Simple to calibrate with automatic standard recognition Rugged IP67-rated housing is waterproof, dustproof, and floats in water with sensor cap on Leakproof cap with fill…
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pH/Cond 3320: Professional pH/conductivity meter with 2 inputs (DIN, 8 pin socket), backlit graphic display, for mobile application with data logger and USB interface. Single instrument including short instruction manual, CD-ROM and batteries, cable. pH/Cond 3320 SET 2: …
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pH Controller and Pump
Milwaukee InstrumentsControl the pH of your tank/reservoir AUTOMATICALLY! The MC122 pH controller and dosing pump (MP810) provides fully automated pH control of aqueous solutions in hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The small and precise…
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FiveGo™ Portable pH/mV Meters
Mettler ToledoThe well-priced pH/mV, conductivity and dissolved oxygen FiveGo portable meters are the perfect choice for a wide range of applications wherever you are. Time is an ever more valuable asset. Thanks to the FiveGo™'s intuitive operation, robust design and extensive memory functions,…
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Star A329 pH/ISE/Conductivity/Dissolved Oxygen Portable Multiparameter Meter
Thermo Scientific OrionThe Thermo Scientific Orion Star A329 pH/ISE/Conductivity/RDO/Dissolved Oxygen Portable Meter is the top choice for advanced multiparameter measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display can show each…
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Waterproof pH/CON 450 Meter
OaktonSelect meter with combination pH/CON probe or separate pH and conductivity probes Intuitive, user-friendly icons—electrode status displays pH slope Grip-Clip electrode holder quickly and easily secures electrode to side of beaker or container USB or RS-232 output for up to 500…
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Oakton pH 100 Portable pH meter
Cole-ParmerConvenient, compact design with large display Measured parameter and temperature shown on display at same time Utilizes same electrodes as Oakton 6+ series Stability, calibration, and low-battery indicators Waterproof and dust-resistant IP57 rating – great for use under harsh…
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ISE500 Benchtop pH/ISE Meters
labForce® (powered by Thomas Scientific)The labForce® ISE500 Benchtop pH/ISE Meter features automatic calibration, automatic temperature compensation, data storage, timing measurement, clock display, RS-232 output, function setting and self-diagnose. It has three measuring modes for your specific measuring needs: stable measurement…
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For pHtestr 30 purchased before Oct. 2019 Replace electrodes when they break, no longer hold calibration, cannot be rehydrated, or are not compatible with your sample. For your convenience, cables, power adapters, and other accessories are available for your Oakton meters and pocket testers. …
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Measure pH quickly and easily in the lab with the 110 sensor. Lab-grade, pH/temperature sensor with 1-meter cable For use with the pH100 instrument Six-month sensor manufacturer’s warranty
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Portable pH/pH-mV/ORP and Temperature Meter
Hanna InstrumentspH Sensor Check™; Allows users to check electrode status at any time Multi-level LCD display; Display the current measurement simultaneously with the current temperature On-screen tutorial messages Automatic Temperature Compensation Automatic one or two point calibration HI…
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Orion™ Basic Electrodes
Thermo Scientific OrionPerform basic pH measurements quickly and reliably with Thermo Scientific™ Orion™ Basic Electrodes, for use with Orion™ Russell meters.
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Advanced pH/ORP Benchtop Meter
Hanna InstrumentsHI6221 is a streamlined benchtop meter with a large touch screen display, comprised of a housing and an integrated pH / ORP measurement module. Compact and easy to operate, the benchtop meter is delivered with Hanna Instruments' HI1131B double junction combination pH electrode, together with…
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Seven2Go pH/mV Meters S2
Mettler ToledoRobust in design, optimized for one-handed use, and comprising an intuitive menu structure, the Seven2Go portables offer quality pH measurement for laboratory, at-line, and outdoor environments. Simple Menu - Intuitive Operation Seven2Go's new intuitive menu guarantees…
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VERSA STAR™ pH/LogR™ Benchtop Meters
Thermo Scientific OrionThis versatile meter has a large, color graphic LCD display. The informative display shows readings, connections, time, date, sample ID, user ID and calibration information. Select from five modules to customize the four channels as you need it – it's versatile for you to…
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Eutech™ Elite pH Pocket Testers
Thermo Scientific OrionThe Thermo Scientific™ Eutech™ Elite pH pocket tester features a simultaneous display of pH and temperature. One of the most common scientific measurements in the world today is pH, which measure the alkalinity and acidity of a liquid. Common industries that measure pH range from…
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7-in-1 Meter with Lab-Quality Performance Measures Conductivity, TDS, Salinity, Resistivity, pH, mV and Temperature Waterproof housing (meets IP57) Automatic one button pH calibration (4, 7, and 10pH) Choice of 3 point pH calibration for better accuracy One point Conductivity calibration…
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FermProbe? pH Probe,12x420mm Broadley-James
Bellco GlassThe fermprobe pH electrode with s8 metric cap features a standard s8 detachable cable connector on a metric pg 135 threaded polymer cap the design requires the rotation of the electrode during installation this style of pH fermprobe is the first choice for small autoclavable bench-top vessels all…
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HI 9829 Series Probes & Accessories
Hanna InstrumentsThomas No. 1197F28: pH Sensor, with o-ring, to be used with HI 9829 and HI 98290 series multiparameter meters Thomas No. 1197F29: pH/ORP sensor, with o-ring, to be used with HI 9829 and HI 98290 series multiparameter meters Thomas No. 1197F30: Ammonium ISE sensor, with o-ring, to be…
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Phep«4 Waterproof pH Tester,
Hanna InstrumentsThe pHep ® 4 tester is for users that require the greatest accuracy and features while staying economical. This model has BEPS as well as user selectable automatic shut-off, replacable pH electrode cartridge, stability indicator and automatic calibration. Waterproof and designed to…
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PH200 Portable Meter Kit for Waste Water
labForce® (powered by Thomas Scientific)The labForce® TS-WW200 Portable pH Meter is designed for professional pH measurement of wastewater, emulsions, and suspensions. The equipped 3-in-1 POM pH/Temp. Electrode uses Polymer electrolyte, Long-Life reference system, and a patented pH/temp. dual sensor structure, making precise…
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pH Probe W/VP,12x120mm With VP connector - Ingold
Bellco GlassMettler Ingold pH Probe w/ VP Connector. Specifications: Mettler Toledo Ph Probe - Inpro Seris Low-Maintenance pH-Electrodes With Vario Pin Connection Mounting Diameter 12mm Insertion Length 120mm pH Range 012 Temperature Range 140c Pressure Resistance Bar Up To 4 Bar…
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pH/CON 700 Benchtop Meter
OaktonEasily toggle between pH, mV, conductivity, TDS, and temperature measurements at the touch of a button Space-saving design takes up less room on the bench than other meters Large display lets you see your measurements from across the lab Conductivity and TDS autoranging chooses the best…
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You don't need an answer, but the right one, and fast. Optimized stabilization algorithms in Hach meter platforms eliminate operator guesswork and reduce inaccurate measurements. Many electrodes work specifically to deliver accurate results and the quickest response, even in challenging…
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Pocket Pro pH Tester
HachTake The Guesswork Out of Your Measurements Hach Pocket Pro and Pro+ are engineered to deliver accurate results. Backed up with built in performance diagnostics, you never have to guess when to clean or calibrate the sensor. You also get replaceable batteries for convenient field…