NIST traceable materials ±1% accuracy at 25°C All OAKTON Conductivity/TDS calibration solutions are cross checked using different test methods, premixed, and ready to use. OAKTON conductivity/TDS solution bottles are labeled with the name and CAS number for all…

Compact footprint is over 40% smaller than other benchtop meters Large display permits easier readout viewing Datalogging allows you to store and recall up to 100 data sets The easy-to-use, microprocessor-based pH 700 benchtop meter measures pH, mV, relative mV, and temperature. The…

Track and record air velocity measurements with built-in USB interface and software Operate as a handheld instrument or mount for flexible positioning. Takes and records precise air velocity measurements in seven user-selectable units. Easily download data to a PC for analysis and graphing.…

Digital temperature display with 0.1° resolution Barometer is encased in corrosion-resistant plastic housing. Includes wall mounting bracket, one AA battery, and instructions. Dual scale reads barometric pressure in mbar and inches Hg Switchable °C/°F readout

Solutions to clean, store and fill electrodes Extend the life of your electrodes and maintain accurate readings Use cleaning and storage solution with any pH or ORP electrodes Electrode storage solution keeps pH/ORP electrode bulbs moist for faster, more accurate readings. Use…

Ideal for applications with changing viscosity requirements Use for either high-speed or high-torque mixing Solid-state controller for precise speed control Two motor axles give you two mixers in one! The direct-drive axle provides high-speed, low-viscosity mixing; switch to the…

Spring wound- no batteries required! Made of corrosion- resistant acrylic for indoor or sheltered outdoor use. Spring winding keeps chart running for eight days. Even when the motor begins to run down, a steady chart speed is maintained. Includes one 1-day gear and one 7-day gear, two…

Extremely versatile—the meter automatically recognizes which sensors you plug in so you can easily switch parameters whenever you want Select a meter with the number of channels you need (1, 2, or 3) and the sensors for the parameters you are measuring (pH, conductivity, or DO) Eliminate…

Our high-quality barometers are ideal for measuring impending weather changes These barometers accurately measure atmospheric pressure from sea level up to 2000 feet. They also simultaneously monitor temperature with a built-in glass thermometer. Bimetallic temperature compensation preserves…

Auto-ranging from 0 to 1000 NTU Waterproof and dustproof Accurate, repeatable measurements The T-100 turbidity meter is for monitoring turbidity in chemical, food and industrial application. This lightweight portable meter features an IP67 housing for protection against water and…

These economical KECK adapters, clamps, and clips will not scratch glass or corrode—ideal for glass and tubing assembly. All KECK products are color-coded for fast, easy size identification. Use quick disconnect adapters for safe, convenient tubing-to-tubing or tubing-to-glass connections.…

Splashproof keypad Pushbutton pH/mV selection Simulates U.S. or NIST pH buffer values Oakton pH Simulator is an easy-to-use service tool for testing the accuracy of pH and ORP meters, controllers and transmitters.  Unit can simulate a variety of pH and mV values and it supports…

Automatic buffer recognition for quicker setup Designed with both SPDT relay and isolated 4 to 20 mA outputs for controlling and transmitting pH, ORP, and temperature measurements Backlight LCD for clear measurement display Automatic buffer recognition of US and NIST buffers …

Use this economical thermohygrometer for relative humidity and temperature readings in your lab, office, or computer room. It’s small size makes it ideal for areas with limited space. Monitor humidity and temperature Features alcohol-filled thermometer with °F/°C…

Save money by replacing sensor, not tester! Conductivity, pH, salinity, and TDS all in one meter 3-point calibration with automatic recognition of standards Large easy-to-read LCD features two-color backlight Rugged IP67-rated housing is waterproof, dustproof, and floats in water…

Economical General Purpose Probes (6 sec. T.C.) High-Temperature Thermocouple Probes Designed for Multiple Bends in any Environment Bend probes around pipe diameters as small as twice the sheath diameter to easily determine your pipe temperature. Response Time: 0.3 1.5 seconds or…

Extremely versatile—the meter automatically recognizes which sensors you plug in so you can easily switch parameters whenever you want Select a meter with the number of channels you need (1, 2, or 3) and the sensors for the parameters you are measuring (pH, conductivity, or DO) Eliminate…

Upgrades to design and function won't break the bank Expanded 4-digit dual-line display shows pH and temperature readings simultaneously Additional key provides an easier, more intuitive interface Improved cap functions as a sample cup and as a stabilizing base to stand the meter…

Large display allows you to see measurement values at a glance Custom 3-1/4" x 2-7/16" LCD display Small size conserves valuable benchspace Store and recall up to 100 data sets Ion 700 meter measures pH, mV, relative mV, and temperature while adding ion measurement…

Brilliant backlit display with dynamic stability indication Up to 500 point memory with date-time stamp for GLP Output data to PC or printer DO 2700 meter measures dissolved oxygen in mg/L, ppm, or % saturation with simultaneous temperature display in °F or °C. Independent 100% and 0%…

Designed to be durable and easy to use View measurements clearly on large LCD Rugged IP67-rated housing is waterproof, dustproof, and floats in water Leakproof cap with fill line functions as a sample/calibration and hydrating cup Secure—attach a lanyard to prevent losing…

Built-in temperature sensor lets you take ATC readings with a single probe Includes a FREE electrode saver bottle to extend electrode life Feature a BNC connector for pH and a waterproof 6-pin connector for temperature All-in-One Waterproof electrodes feature a built-in…

GLP-compliant meter with pH, ORP, or ion concentration capability is perfect for water, wastewater, or food applications Large display with bright backlight Dynamic reading stability indication displays when your measurement is stable Up to 500-point memory with date-time stamp for GLP …

OAKTON Conductivity “Singles” pouches are convenient, air-tight pouches with high-precision calibration standards. Ideal for field use-take them to your test site for on-the-spot calibration Pouches are labeled with equivalent values for ppm in KCl, NaCl and 442 and…

Heavy-duty thermometer offers versatility and accuracy in a compact design 3-way hands-free operation available Large easy-to-read screen with back light Rugged armor with built-in stand—withstand the toughest conditions Easy-to-use automatic field calibration ensures…

Replacement membrane assembly consists of a preassembled membrane and cap. Simply screw replacement membrane assembly onto the probe you already have. Includes 50 mL of electrolyte solution.

Two most common electrochemistry measurements in one convenient meter! Durable waterproof and dustproof design with IP67 rating – Even with no probes attached Push-button pH calibration at up to six points – Up to 15 buffer options with autobuffer recognition of USA, NIST,…

Ensure accurate readings by using Oakton solutions with your DO meter. Replacement electrolyte should be used whenever you replace the membrane or membrane cap.

Choose from economical solution bottles or individually sealed pH buffer pouches. NIST traceable materials Labeled with pH vs. temperature tables for accurate calibration All Oakton pH buffer solutions are freshness dated, and standardized against NIST-traceable references to…