The Thermo Scientific Orion Star A325 pH/ Conductivity Portable Meter is the top choice for advanced measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows individual pH/mV/RmV or…

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…

Convenient Portable Conductivity Meter for Wherever Your Work Takes You After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a the form of a portable conductivity meter that can also test for TDS. This…

The pH Meter SevenDirect SD20 provides accurate pH measurements for almost any sample across a wide range of applications. The EasyPlace electrode arm and protective cover are included with the instrument. The benchtop meter's ease of use, data handling options and robustness will delight…

pH/ORP Sensor protective cap Memory for 20 readings Display prompts for simple pH calibration Temperature compensation This meter has a reading accuracy of ±1%, which has been achieved through advanced four-electrode conductivity cell technology, a unique pH/ORP sensor…

Redi-Stor™ is the ideal solution for storing conductivity probes. It preserves probe’s cleanliness, eliminates growths found when storing in water only, and maintains the probe for immediate use with no conditioning.

The Thermo Scientific Orion Star A322 Conductivity Portable Meter is the top choice for advanced measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows conductivity/TDS/ salinity resistivity and temperature…

The Pro2030 provides everything you need in a handheld dissolved oxygen meter that automatically compensates for changes in salinity values. Rugged, simple and reliable. Measure DO, salinity, conductivity, specific conductance, TDS, barometric pressure and temperature. EPA approved for…

Accurate Electrochemistry Measurement At Your Fingertips After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of pen meters that provide accurate measurement of pH, oxidation-reduction potential (ORP),…

Suitable for a wide variety of applications Available accessoris include an electrode arm that can be attached to the left or right-hand side of the instrument; a laminated “Quick guide” for the lab bench; There are also a variety of electrodes for various applications, an extensive range of…

The EasyPlace screws and feet set are included with the base plate for SevenDirect meter assembly.

2 Oz Platinizing solution for 3200 & 3400 series cells for the lab.

The pH/CON 10 Meter includes a versatile multi-sensor probe that eliminates the need to switch probes when switching measurement modes. Three-point pH calibration with auto buffer recognition and four-point conductivity calibration (one per range) provides accuracy. Multi-sensor probe can be…

Ergonomic design for routine conductivity applications Robust in design, optimized for one-handed use, and comprising an intuitive menu structure, the Seven2Go portables offer quality conductivity measurement for laboratory, at-line, and outdoor environments. Simple Menu - Intuitive…

The Water Quality Bench Top Meter from Sper Scientific measure all of the following parameters: pH ORP (oxygen reduction potential - SOLD SEPARATELY) mV Conductivity TDS (total dissolved solids) Salinity Temperature Rugged housing with large LCD displaying the…

Sixteen ounces of liquid for frequent calibration needs Highest accuracy available Units labeled (micromhos/millisiemens, ohms, parts per million/TDS) Includes step-by-step calibration instructions and temperature chart 100% compatible with all makes of equipment …

The electrode arm EasyPlace is included with every SevenDirect pH meter. This accessory helps provide precise positioning of electrodes, a tidy workplace and streamlined calibration and measurement. The electrode arm is user-friendly and can be operated with one hand, moving straight up and down,…

DuraProbe cells are designed for the highest accuracy under demanding field and plant conditions. This design compensates for electrode fouling, cable and connector resistance, and polarization errors. A choice of glass/platinum, epoxy/graphite, or stainless steel ensure compatibility with most…

The top cover pole EasyPlace fits snuggly over the EasyPlace stand for an added layer of protection when not operating the meter. It extends the life of your EasyPlace stand by protecting against unwanted dirt and dust in your lab space.

Thermo Scientific Orion Star A122 Conductivity Portable Meters combine simplicity with accuracy. A large LCD displays conductivity or TDS readings along with temperature. Icons provide quick updates on battery life and completed calibration status. Simple button layout and onscreen messages…

The parking beaker insert EasyPlace for the SevenDirect pH meter is secure, keeping the beaker in place while working with various lab samples. It can be especially useful when working with the magnetic stirrer EasyMix for control of your sample while allowing for higher reproducibility of your results.

Rugged housing with large LCD displaying the parameter being measured together with time, date and temperature (in ºC or ºF). Automatic or manual temperature compensation Automatic or manual ranging Automatic buffer recognition Digital and analog outputs Min/Max and 99 data points …

The clear, protective cover fits snuggly over your SevenDirect ACC meter for an added layer of protection against spills and scratches. The replaceable cover extends the life of your SevenDirect meter by protecting against dirt and dust without interfering with screen controls or sensors attached…

MW302 is a Conductivity Portable Meter, with Automatic Temperature Compensation, and is ideal for the educational and agricultural markets. Soil conductivity is checked before fertilizer application to pinpoint field needs and after fertilization to establish its effectiveness. The EC testing…

The powerful magnetic stirrer EasyMix is controlled by the SevenDirect pH meter helping stir the sample before or during the measurement. Stirring with the EasyMix reduces overall measurement error allows higher reproducibility of your results. This accessory is extremely user-friendly having full…

Convenient, compact design with large display Measured parameter and temperature shown on display at same time Stability, calibration, and low-battery indicators Waterproof and dust-resistant IP57 rating – great for use under harsh environments The new addition to the…

The plug set power supply (18 W) can be used as an external power source for the SevenDirect pH meter. Additional adaptors included in the plug set.

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…

Autoranging Adjustable temperature control Powerful microprocessor-based surface-mount circuitry Memory for 20 readings Data back up system Low battery indicator Fast and accurate, the Ultrameter delivers performance of ±1% of reading. Factory calibrated with…

Thomas No. 1229Q52:  ATC Temperature Probe Replacement For use with the following: pH SD Card Logger Thomas No. 1229Q61:  Conductivity Probe For use with the following meters: Pure Water Meter Benchtop Conductivity/TDS/Salinity Meter Benchtop Water Quality Meter

This multi-sensor probe was designed with a slim design for use testing ground water. Probes measure only 1.7" in diameter and easily fit into 2" well heads. Includes: 10 ft submersible cable

The SD 80 TDS Tester is ideal for field testing in environmental or industrial settings as well as for pool and spa testing! The robust housing is completely waterproof (IP67 rated!) and the intuitive scroll-bar functionality combined with a backlit display enable the easy measurement and…