The YSI ProDSS (digital sampling system) is a portable water quality multiparameter instrument for the measurement of several critical parameters - dissolved oxygen (optical), turbidity, pH, ORP, conductivity, specific conductance, salinity, TDS, resistivity, TSS, ammonium, ammonia, chloride,…

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 …

This density meter is easy to grip and control even when you're wearing thick work gloves. The narrow 1" (2.5 cm) depth lets you maneuver in tight spaces. Meter features a pipette-style pump for good sample flow control — no bellows or bulb to rupture and leak. To draw in a sample,…

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…

The well-priced pH/mV and conductivity FiveEasy and FiveEasy Plus benchtop meters are the perfect choice for a wide range of laboratory applications. Time is an ever more valuable asset. Thanks to the Five's intuitive operation, sleek design and simple data export functions, you can…

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 …

Density2Go Two Choices Made for use in the lab and on-the-go, the Densito and DensitoPro are perfect for all applications: from quality control of incoming goods to at-line quality assurance of intermediate or final products. Temperature compensation factors correct the…

Replaceable cap membrane Removable stirring mechanism Interchangeable design Simplifies measurement operations Use with standard 300 mL BOD bottles; no need for external stirring devices. Improved membrane life assures measurement consistency and speeds maintenance. Probe accuracy…

pH/Temperature The Eutech™ Elite pH Spear pocket tester features a spear tip open pore sensor. This rugged and user-friendly tester is ideal for direct measurement of solid or semi-solid samples such as cheese, meat, fruit, bread and more. Used in applications such as hydroponics, food…

pH/ORP/ISE, EC/TDS/Resistivity/Salinity/Seawater Specific Gravity, Turbidity, DO, Temperature and Atmospheric Pressure Rugged, waterproof and easy to use, the HI 9829 is the ideal meters for field measurements of lakes, rivers and seas. Both meters display 1 to 12 parameters simultaneously…

Thermo Scientific Orion Star A111 pH Benchtop Meters combine simplicity with accuracy. A large LCD displays pH or mV readings along with temperature. Icons provide quick updates on battery life, electrode status and calibration information. Simple button layout and onscreen messages help with…

Measures 4 parameters with 1 single probe. Mi806 offers you a combination of pH, Conductivity, total dissolved solids and temperature measurements. You can select from a range of calibration buffers and also the temperature scale (°C or °F) can be selected. The multi-parameter probe…

Correlated and direct reading in one easy-to-read meter Accuracy up to ±2% of reading Interchangeable scales to customize applications Extremely low pressure drops for procedures with critical pressure values Precision valves Each meter includes correlation charts…

7-in-1 Meter with Lab-Quality Performance Measures Conductivity, TDS, Salinity, Resistivity, pH, mV and Temperature Waterproof housing (meets IP57) Automatic one button pH calibration (4, 7, and 10pH) Choice of 3 point pH calibration for better accuracy One point Conductivity calibration…

Meets EPA Method 180.1 Single-standard RapidCal™ calibration offers the simplest solution for low-level measurements Single-step verification and on-screen assisted calibration eliminates the need to reference complicated manuals Optional USB module enables simple data transfer. All data…

Common Features: Stainless steel probe stores dry and needs no maintenance Durable ISFET silicon chip sensor eliminates problems with fragile glass bulb sensors Ideal for most applications You can now choose a probe that best fits your pH testing needs General Purpose…

Pocket-sized ISE meter with interchangeable sensor modules Waterproof design with rubberized housing Automatic shut-off and low battery indicator Memory saves calibration values and stores up to 15 readings Chlorine and pH also display sample temperature PockeTester…

Features high functional range IP67 water and dust proof 4 pre-assigned and 1 free definable buffer group Large display for easy reading The SevenGo portable pH meter is available as a stand alone unit or in a variety of kits. The unit is designed for mobile pH measurement.…

Features three-point push button calibration High accuracy ATC Self-diagnostic messaging Non-volatile memory Double-junction polymer sensor Three waterproof pHTestr® models provide highly accurate measurements over a range of -1.0 to 15.0 pH. Large dual-display LCD offers enhanced…

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 …

Measure liquids and gasses with precision Supplied with a 4-turn interchangeable metering valve Lens magnifier (1.5x) makes scales easy to read This scale series has a precision glass metering tube, glass and stainless steel floats. “Unitized” tube holder allows for…

Chemically compatible, Teflon® and glass construction Calibrated/correlated Accuracy ±2% of reading Repeatability ±1% Choose these flowmeters for economy and accuracy in low-pressure applications (for higher pressure capability, see 5080K60 series). Specially designed Teflon® stops allow…

Controls and directly indicates flow rate of gas or air Meter body, 25 x 25 x 95 mm high, is transparent acrylic plastic block with aluminum support frame, mounted on acrylic base. Cylindrical, tapered bore contains ball float. Metric scale is fused on face of block. Multi-tapered manual control…

Measures multiple parameters Stores up to 25 data sets Waterproof to IP67 The PockeTester pH/Conductivity tracer measures five parameters including conductivity, TDS, salinity, pH and temperature using one electrode. Units of measure are pH, µS, mS, ppm, ppt, mg/L, g/L,…

Thermo Scientific Orion Star A211 pH benchtop meters are easy to use, dependable laboratory meters with advanced features and functions. Selectable read modes and stability indicator give you flexibility and control over your testing. All critical data is shown with your measurements including…

Traceable to NIST standards Accuracy: ±0.25% 100% compatible with all makes of equipment For use in the lab and the field Single-use standards eliminate concerns about external container contamination. Each container is labeled for calibrating conductivity…

Measure damaging UV (ultraviolet) light in the environment and museums UV degradation studies in the pharmaceutical, cosmetic, semiconductor, printing, window tinting, and other industries Laboratory chromatography, electrophoresis and forensics Test UV sterilization and dermatology lamps in…

An evolution of the Professional Series water quality meters, the ProSolo DIGITAL handheld replaces the ProODO as YSI’s most advanced optical dissolved oxygen field meter. Paired with the latest optical DO and temperature (ODO/T) probe, the ProSolo benefits from years of expertise in…

High ±0.01 pH accuracy at economical prices Reads pH and temperature Automatic Temperature Compensation (ATC) All push button operation Three-point pH calibration Auto buffer recognition Hold function; Auto-off Use with most pH electrodes with BNC connectors …

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…

Hach's MP Meters offer single-handed operation for clean water applications, thanks to their probeless design. Hach MP meters are designed for clean water applications that make sampling and testing very efficient. Integrated sample cups eliminate the need for probe handling while juggling…

Micro 100 Turbidimeters (9591F01 and F04) Auto ranging: 0-1000 NTU Auto alert calibration prompt Simple calibration procedures RS 232 output Response time of less than six seconds Instruments sense turbidity level of sample and automatically adjust to the appropriate measurement range.…