OAKTON Instruments
Oakton brand products provide incredible quality at economical prices. Whether you are performing water analysis in the lab or in the field, our products are designed with the end users requirements at top of mind. The Oakton line includes handheld portable meters, pocket testers, benchtop meters, and specialty pH/mV meters plus ISE electrodes and ISFET electrodes that handle specific ion applications and harsh environments.
- 800-343-5319
+1 843-881-6560 - +1 843-881-3964
- info@environmentalexpress.com
- sales@environmentalexpress.com
- 2345A Charleston Regional Parkway
Charleston, SC 29492
United States of America
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Product
pH 6+ Handheld pH Meters
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High +/-0.01 pH accuracy at an economical price*Convenient, compact design*Up to five-point push-button calibration with autobuffer recognition*Displays pH or mV and temperature with the press of a button
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Product
ORPTestr® 5 Waterproof Pocket Tester
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The pocket-sized OPR tester has a replaceable single-junction sensor which can be easily switched out, allowing you to save money by using the tester body over and over again. A large LCD makes viewing measurements easy and features a three-color backlight indicating operational mode—blue for measurement, green for calibration and red for alarm condition. It is ideal for checking dirty water, heavy metals, sulfides, and organic materials. Additional features include hold function to lock in measurements, self-diagnostic error message, and status icons for measurement stability and low battery voltage. The IP67-rated housing features an easy-to-grip design and floats if accidentally dropped in water when sensor cap is on. Powered by four AAA batteries, the testers can operate up to 400 hours continuously. To conserve power, the unit will auto power-off after 8 minutes of nonuse.
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Product
EcoTestr™ pH 2+ Pocket pH Meter
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This new addition to the Oakton EcoTestr product line features updates to make measuring water quality easier and faster. The display is larger with a better viewing angle, has indicators for battery life, readiness, and calibration, and shows both the parameter and temperature readings at the same time. To enhance field use, the cap was redesigned to be leakproof and can be attached to the top of the meter when not being used—no more lost caps! The cap features a fill line, so you know how much sample you need for an accurate reading when using the cap as a sample cup. It is also wider, providing a base to keep the meter upright for hands-free measurements. The keypad now has a fourth key to simplify menu navigation while keeping convenient one-touch calibration. The new housing is compatible with lanyards to prevent losing or dropping, but is still waterproof and floats just in case.
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Product
pH 620 Waterproof Meters
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These waterproof handheld meters feature a –2.00 to 20.00 pH range with 0.001 pH resolution. Combined with accuracies up to ±0.002 pH, these meters provide a new benchmark in our pH meter line. Store up to 500 data sets in the meter‘s memory. Time-and-date stamping meets Good Laboratory Practice (GLP) standards.The pH 620 meters offer the latest in pH calibration capabilities including up to six calibration points, a user-settable “calibration due” alarm, and up to 15 buffer options with auto-buffer recognition of USA, NIST, DIN, and PWB standards. The infrared (IrDA) wireless technology makes PC downloading more convenient and easier. Dual powerup allows you to use batteries while out in the field or the optional AC power adapter while in the lab.As always, our waterproof meters are IP67 rated for protection against both dust and water, even with no probes attached.
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Product
EcoTestr™ pH1 Waterproof Pocket Tester
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The economical, simple-to-use pH tester measures pH levels and temperatures quickly, displaying them both simultaneously on a large dual-line LCD. It has a pH range from 0 to 14 with an accuracy of ±0.1 pH. The tester features up to three pH calibration points with auto NIST and US buffer recognition. Additional features include a long-lasting durable electrode with polymer reference electrolyte; status icons for measurement stability, calibration, and battery life; and self-diagnostics. The IP67-rated housing features an easy-to-grip design and floats if accidentally dropped in water when sensor cap is on. The tester, powered by four AAA batteries, can operate up to 400 hours continuously. The unit will auto power-off after 8 minutes of nonuse to conserve power.
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Product
pHTestr® 50 Waterproof Pocket pH Tester,
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The Oakton pHTestr 50 has a replaceable double junction sensor for longer life, an expanded number of applications, and easy maintenance. Double-junction electrode sensor handles wastewater and solutions containing sulfides, heavy metals, and TRIS. Electrode sensor offers a clog-resistant Kynar® junction and a recessed, glass pH bulb to protect against breakage. Valox sensor housing resists most chemicals. The keypad clicks to confirm operation, and allows access to a variety of functions. Calibrate up to three pH points with the auto-buffer recognition at both USA and NIST standard buffers. Additional features include an automatic temperature compensation (ATC), hold function, auto-off function, self-diagnostic error messages, and a three-segment battery-life indicator.
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Product
250 and 260 Series pH Handheld Meter Kits
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Get easy-to-read and accurate readings with auto-hold, auto-stable, and real-time measurements with stability indicators. The Environmental Express® Oakton® 200 series of water quality meters features an electrode status indicator, which shows the condition of the electrode after each calibration. Easily view electrode condition, reading stability, measured parameter, and temperature in one screen. Don’t worry about accuracy in fluctuating temperature—ATC ensures measurement accuracy. The simple user interface features adjustable auto shut-off time ranging from 1 to 30 minutes. Self-diagnosing meters display measurement and meter issues for fast fault finding and troubleshooting. Easily take measurements and conveniently store meter and electrodes with built-in foldable stand on the back of the meter. Two grooves on the side of the meter serve as electrode holders, to hold up to 2 electrodes. Choose from two series—the 250 series feature 500 data points (scroll thru on meter) while the 260 series features 1000 data points, a real-time clock, and USB communication for data down loads.









