pH Meters and Electrodes Products & Reviews

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Ion and pH meters are electrochemical equipment used to measure the pH (acidity or alkalinity) or specific ion concentration of a solution. Other meters can also measure the conductivity or dissolved oxygen content of a solution. pH meters, specific ion meters, conductivity meters and dissolved oxygen meters can come as benchtop or portable equipment. A meter’s electrodes can be replaced with easy to clean electrodes or electrodes for difficult media. pH, ion and conductivity meters are typically used in life science research, pharmaceutical testing, food and beverage, environmental and water analysis. Find the best pH meters and electrodes in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.

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Solvotrode easyClean (fixed cable 1.2 m)

Metrohm AG

Combined pH electrode with flexible easyClean diaphragm and fixed cable (1.2 m) for all non-aqueous acid/base titrations. The glass membrane is optimized for poorly conducting solutions, and thanks to the easy-to-clean easyClean diaphragm, the electrode is also well suited for heavily contaminated samples, such as used oil. This electrode can be used with non-aqueous reference electrolytes (lithium chloride or tetraethylammo…

4.9/5.0
|2 Reviews


Portable Conductivity TDS Meter

Bionics Scientific Technologies (P). Ltd.

Our portable TDS Meter / conductivity meter is an ideal instrument used for performing TDS or Conductivity test procedures. Coming with user friendly features including large LCD display, rugged construction and long battery life these benchtop TDS or Conductivity testers are finest instruments for industrial, educational and domestic applications. Either portable or benchtop design these TDS / Conductivity Meters are availabl…

5.0/5.0
|1 Review

Ag/AgCl reference electrode (length 12.5 cm)

Metrohm AG

Silver/silver chloride reference electrode with Double-Junction System, installation length 10 cm. The standard ground-joint 14/15 enables easy assembly, and the flexible ground-joint diaphragm, which is insensitive to contamination, can be replaced at any time. The reference electrolyte and the bridge electrolyte can be selected freely according to use, and are easy to replace. This sensor is supplied without electrolyte fil…

4.7/5.0
|2 Reviews

780 pH Meter

Metrohm AG

In addition to pH, voltage, and temperature measurement, the 780 pH Meter also offers an automatic stirrer control, a multi-point calibration with up to nine buffers, a method memory, and various monitoring functions. 

4.8/5.0
|3 Reviews




Asante NaTRIUM Green™

TEFLabs

Asante NaTRIUM Green is an effective visible spectrum cytosolic sodium indicator, with fluorescence excitation and emission maxima at 517 nm and 540 nm respectively. Testing has shown that Asante NaTRIUM Green (ANG) properties include: • Good fluorescent signal on the microscope • Cytosolic fluorescence • Signal stability (no bleaching or dye loss) for more than 1h at 37°C • Excellent S/N of fluorescence • Greater than 18-fold…

5.0/5.0
|1 Review




GLpKa

Sirius Analytical

Sirius GLpKa is an industry leading autotitrator for automated pKa, logP, logD, solubility and dissolution measurement.

4.3/5.0
|2 Reviews

Orion 4-Star Portable pH/Conductivity Meter

Thermo Fisher Scientific

This waterproof, battery-operated conductivity meter stands up to the most demanding soil and water analysis applications and delivers over 2,000 hours of continuous operation. Convenient Quick-Start Guide is located on the back of the meter to make the unit easy to operate in the field.  In addition to pH, the rugged meter displays conductivity, resistivity, salinity, TDS and temperature measurements and offers a full complem…

4.3/5.0
|1 Review

accumet* Excel XL15 pH/mV/Temperature Meter

Fisher Scientific

Simple but powerful; large, full color, touchscreen display Auto-calibrates with up to 6 pH buffers from 3 standard sets and 15 different buffers; custom buffers and manual calibration pH mode accepts standard or accuFet* nonglass electrodes Windows CE*-driven, full-color touchscreen provides unmatched ease of use in operation and setup Simplified operation—top performance and features. Windows CE operating sys…

4.3/5.0
|5 Reviews

HQ40d Portable Multi-Parameter Meter

Hach Company

Designed for your water applications, the Hach HQ40d portable meter is an advanced meter that takes the guesswork out of measurements. HQd™ meters connect with smart probes that automatically recognize the testing parameter, calibration history, and method settings to minimize errors and setup time.Portable meter measures critical water quality parameters - without the need for multiple instruments. Two input channels for sim…

4.2/5.0
|4 Reviews


3510 Advanced pH Meter

Bibby Scientific

The 3510 is a versatile, simple to use pH, mV and temperature meter that is ideal for routine analysis. With up to three decimal place resolution and a choice of up to three calibration points the 3510 provides the user with added flexibility where future demands for enhanced performance may be required. A choice of pH calibration buffers to DIN, JIS and NIST standards can be used for automatic calibration, as well as manuall…

4.3/5.0
|1 Review


Laser Diode Controller

Thorlabs

he LDC4000 Series of Laser Diode Current Controllers provide precise and stable current for driving high-power laser diodes with injection currents up to 20 A. This series supports all laser diode and monitor diode pin configurations and features a constant current or constant power mode. The series is designed for stand-alone operation and is controlled via front panel keys and intuitive operation menus on a large and easy-to…

4.3/5.0
|3 Reviews

WTW ProfiLine pH/Cond 3320 Multi-Parameter Portable Meter

Xylem

The WTW ProfiLine pH/Cond 3320 Multi-Parameter Portable Meter has a robust, waterproof housing (IP67) and is equipped with memory as well as a data logger with an adjustable interval between 1 s and 60 minutes. All entries contain GLP-supporting data, like date, time, and ID number

4.2/5.0
|2 Reviews

Digital Pen Type pH Meter, pH Tester

Bionics Scientific Technologies (P). Ltd.

Fast and accurate pH measurement     Pen type design hence easy to carry and operate Clean and clear digital LCD display     Dust and water proof housing Users can hold data for easy reading     Auto shut down hence power saving Low battery and consumption indicator   Attractive design and color of housing Electrodes are easily replaceable   Automatic temperature compensation

4.0/5.0
|1 Review