Features three-point push button calibration High accuracy ATC Self-diagnostic messaging Non-volatile memory Double-junction polymer sensor Waterproof pHTestr 30 is great for outdoor applications such as taking pH measurements in lakes and streams. Designed to float in…

Individual conductivity/TDS calibration solution pouches NIST traceable materials for high accuracy Contains right amount of solution for calibration No containers to clean or carry Pouches are ideal for on-site calibration and verification in the field. Pouches are airtight…

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…

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…

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…

PCSTestr™ 35, PCTestr™ 35 and PTTestr™ 35 Mutiple measurements in one instrument Displays measured value along with temperature — simply press a key to toggle between pH, conductivity, TDS, and salinity where applicable Waterproof, dustproof housings float …

The Ag/AgCl combination reference electrodes have an impact-resistant epoxy body. Electrodes provide a fast, stable response and are ideal for prolonged readings. Gel-filled design requires virtually no maintenance. 127 mm L x 12 mm diameter with maximum 176F (80C) temperature.

Achieve professional results at an economical price! The microprocessor-based pH 6+ meter gives you high accuracy and reliability. Use this meter to take pH, mV and temperature measurements. The millivolt readout lets you take ORP readings. Meter includes a protective rubber boot that also acts as…

Oakton combination electrodes are available in a variety of styles to meet the needs of your application. Epoxy electrodes are impact resistant and provide exellent durability for field applications. Glass electrodes withstand aggressive chemicals. Choose junction and tip style based on the needs…

IP67 waterproof rating Floats Automatic buffer recognition Manual or automatic temperature compensation from 0 to 100°C °C/°F selectable Expanded memory stores 50 readings Meets GLP standards Microprocessor-based, hand-held meter measures pH, mV, relative mV…

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…

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…

Rugged, accurate, reliable--best value for an IP67-rated waterproof meter Intuitive, user-friendly icons—probe status displays cell constant Grip-Clip holder quickly and easily secures the probe to your beaker or container Expanded data logging for up to 150 data sets 700 hours…

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.…

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. …

Cell constant = 1.0 Cell is epoxy/platinum with built-in temperature sensor. Dimensions: 5" L x 0.5" Dia. with a 2.5 ft. cable. For use with Thomas numbers 3239M88, M91 and M94 meters.

Oakton has a large selection of ion-selective electrodes (ISEs) to suit a wide variety of applications. Each electrode has a typical response time of 20 to 30 seconds but will vary with solution concentration. Oakton offers four electrode types: membrane, solid-state, gas sensing, and glass bulb.…

This double junction electrode is for most applications, including dirty water, heavy metals and organics applications. It has a wider range for high sodium/high pH applications. Electrode is 12 mm diameter, and has a BNC connector with a 3 foot cable Epoxy body, sealed Includes a…

Thermocouple probes operate on the principle that an electromagnetic force (emf) is generated when heat is applied to the junction of two dissimilar metals (sending junctions). At the other end of the wires, usually as part of the input instrument, is another junction called the reference junction.…

Replace electrodes when they break, no longer hold calibration, cannot be rehydrated, or are not compatible with your sample. Application: Choose From A Variety of Accessories 1 year warranty Gel filled