Skip to content
FREE SHIPPING FOR ALL PRODUCTS WITHIN THE CONTINENTAL UNITED STATES!
FREE SHIPPING FOR ALL PRODUCTS WITHIN THE CONTINENTAL UNITED STATES!

Water Analysis Meters & Electrodes

Welcome to Liberty Scales, where we are dedicated to expanding the potential of our customers. As an authorized dealership of Ohaus products, we proudly offer a range of Water Analysis Meters & Electrodes designed to deliver precise and accurate measurements for your laboratory needs. With our commitment to American ingenuity, we bring you the best-in-class instruments that enable you to take quantum leaps in your research and analysis.


Starter 5000 pH Bench: Experience high-performance and accurate everyday measurements with the Starter 5000 pH Bench. This user-friendly bench meter features an innovative design, including an adjustable stand-alone electrode holder and a large touch-screen, backlit LCD. With a 1000-item library for easy data recall, flexible pH analysis from 10 sensors, and multiple calibration storage options, this bench meter empowers you with unparalleled versatility. Its durability is unmatched, with an IP54 housing, an in-use cover, and a built-in USB port for seamless connectivity.


AQUASEARCHER™ AB41PH Bench Meter: The AB41PH Bench Meter offers exceptional accuracy and repeatability for advanced research-grade pH measurements. With selectable resolution and an intelligent i-Steward system, this Meter ensures consistent results. The 6.5-inch large LCD and touch keypad provide precise control and ease of use. Equipped with a 1000-item memory and password management for GLP documentation and RS232 and USB interfaces for data output, the AB41PH is the perfect companion for your demanding applications.


AQUASEARCHER™ AB33M1 Bench Meter: Simplify multi-parameter measurements with the AB33M1 Bench Meter. Capable of measuring up to 7 parameters, including pH, ORP, Conductivity, TDS, salinity, resistivity, and temperature, this Meter utilizes two independent measuring channels for simultaneous operation. The multifunctional touch keypads and intelligent i-Steward ensure accurate results and effortless operation. With a 1000-item memory for measurement and calibration, RS232, and USB connectivity, efficient data documentation and external device connection become seamless processes.


AQUASEARCHER™ AB33PH Bench Meter: Trust the highly reliable AB33PH Bench Meter for standard laboratory pH applications. Its user-friendly design and multifunctional touch keypads make pH measurement simple and fast—the intelligent i-Steward monitor electrode conditions to ensure accurate results. Auto endpoint mode and auto buffer recognition streamline calibration procedures, while the 1000-item memory and adjustable stand-alone electrode holder enhance data documentation and convenience. Enjoy connectivity options through RS232 and USB interfaces for seamless integration.


AQUASEARCHER™ AB33EC Bench Meter: Experience exceptional reliability in Conductivity, TDS, salinity, and resistivity measurements with the AB33EC Bench Meter. With selectable reading reference temperatures and automatic temperature compensation, this Meter guarantees accurate results. Its features, such as auto-stop, adjustable TDS factor, and compatibility with 2- or 4-cell conductivity probes, make it well-suited for universal laboratory applications. The 1000-item memory for conductivity measurements and calibration, along with standard RS232 and USB interfaces, ensures efficient data documentation and external device connectivity.


AQUASEARCHER™ AB23PH Bench Meter: Simplify pH and ORP measurements with the user-friendly AB23PH Bench Meter. Its intuitive design and auto buffer recognition make pH measuring a breeze. The large bright LCD provides complete measurement information, allowing you to monitor results from a distance. With its compact stand-alone electrode holder, the AB23PH offers flexibility in experiments and seamlessly integrates into any laboratory setup.


AQUASEARCHER™ AB23EC Bench Meter: Easily measure Conductivity, TDS, and salinity with the straightforward AB23EC Bench Meter. Its six instructional menu buttons and auto temperature compensation ensure accuracy and simplicity in measurement. The large backlit LCD provides complete measurement information, enabling easy operation and result monitoring. The compact stand-alone electrode holder enhances experiment flexibility, making it an ideal fit for any laboratory environment.


Starter 400M pH & Conductivity Portable: Use the durable and portable Starter 400M pH & Conductivity Meter for field testing. With its IP67 waterproof housing, rubber cover, and IP67 probes, this Meter can withstand prolonged use in any environmental condition. The rechargeable lithium battery provides 40 hours of uninterrupted operation, eliminating the hassle of frequent battery changes. The intuitive software and large LCD ensure an easy process, while electrode conditions and other critical information are displayed for successful tests.


Starter 400 pH Portable: Designed for field testing, the Starter 400 pH Portable Meter offers durability and reliability. IP67 waterproof housing, rubber cover, and IP67 probes make it suitable for various field environments. The rechargeable lithium battery provides 40 hours of continuous use, reducing downtime for battery replacements. With intuitive software and a large LCD, operating the Meter is a breeze. All essential information, including electrode condition, is displayed for seamless testing.


Starter 400D DO Portable: Experience high-performance dissolved oxygen (DO) measurements with the Starter 400D DO Portable Meter. This Meter utilizes optical technology to provide immediate measurement readings without needing warm-up or sample preparation. The large backlit LCD screen ensures easy tasks, even in low-light environments. With its durable IP54 housing, meter stand, wrist strap, and the ability to store calibration data for easy recall, this Meter is ideal for secure field use.


Starter 300 pH Portable: Wherever your work takes you, rely on the convenience of the Starter 300 pH Portable Meter. With auto buffer recognition and a simple calibration process, pH measurements are accurate and error-free. Automatic temperature compensation ensures precise results, and the durable IP54 housing, meter stand, and wrist strap make it suitable for field use. The Meter also includes a 30-measurement library for data storage and quick recall of calibration data.


Starter 300C Conductivity Portable: The Starter 300C Conductivity Portable Meter is your reliable companion for on-the-go conductivity measurements. Its four-pole linear electrode with a temperature sensor guarantees accurate readings by safeguarding against polarization and pollution effects. This Meter is user-friendly and efficient with its simple calibration process, automatic temperature compensation, and fast results. The 30-measurement library allows for easy data storage and quick calibration data retrieval.


Starter 300D DO Portable: Simplify dissolved oxygen (DO) measurements with the Starter 300D DO Portable Meter. Its galvanic electrode enables immediate use without the typical wait time associated with DO meters. With a user-friendly calibration process, automatic temperature compensation, and fast results, this Meter is designed for convenience and accuracy. The 30-measurement library ensures efficient data storage and easy recall of calibration data.


Starter Pen Meters: Enjoy fast and convenient electrochemistry measurement at your fingertips with our compact Starter Pen Meters. These small and economical meters offer straightforward operation. Our pen meters are designed with durable IP67 waterproof ABS housing, a protective sensor cap, and an automatic shutdown feature, which can withstand consistent use in rough and wet environments. With the included wrist strap, accidental drops, and damages are prevented.


Starter Electrodes: Power your measurements with Ohaus Precision Starter Electrodes, designed to meet your high standards. These sturdy and durable electrodes are constructed with plastic or glass shafts, ensuring long-lasting performance even with daily use. Each electrode includes a temperature sensor for automatic temperature compensation, guaranteeing accurate measurements. Whether you are using Ohaus bench meters or portable meters, our Starter Electrodes deliver reliable and precise results in various applications.


At Liberty Scales, we understand the importance of accurate measurements and reliable instruments for your laboratory and fieldwork. With our range of Ohaus Water Analysis Meters & Electrodes, you can trust that your research and analysis will reach new heights. Experience the power of precision with Liberty Scales and unlock limitless possibilities.

Filters

$
$
  • Ohaus 120mm x 12mm Starter Electrodes ST310, 0.00-14.00 pH

    Libertyscales
    Original price $179.00 - Original price $179.00
    Original price
    $179.00
    $179.00 - $179.00
    Current price $179.00

    Introducing the Ohaus 120mm x 12mm Starter Electrodes ST310, your perfect companion for accurate measurements in various applications. These sturd...

    View full details
    Original price $179.00 - Original price $179.00
    Original price
    $179.00
    $179.00 - $179.00
    Current price $179.00
  • Ohaus Starter Conductivity ST300C-B, 00.0 μS/cm – 199.9 mS/cm x 0.5%

    Libertyscales
    Original price $482.00 - Original price $482.00
    Original price
    $482.00
    $482.00 - $482.00
    Current price $482.00

    Introducing the Ohaus Starter Conductivity ST300C-B, a cutting-edge instrument that revolutionizes conductivity and total dissolved solids (TDS) me...

    View full details
    Original price $482.00 - Original price $482.00
    Original price
    $482.00
    $482.00 - $482.00
    Current price $482.00
  • Ohaus Starter DO Portable ST300D, 0.00 – 19.99 x 1%

    Libertyscales
    Original price $830.00 - Original price $830.00
    Original price
    $830.00
    $830.00 - $830.00
    Current price $830.00

    Introducing the Ohaus Starter DO Portable ST300D, 0.00 – 19.99 x 1%, the ultimate solution for precise and hassle-free dissolved oxygen (DO) measur...

    View full details
    Original price $830.00 - Original price $830.00
    Original price
    $830.00
    $830.00 - $830.00
    Current price $830.00
  • Ohaus 135mm x 15mm Starter Electrodes STCON3 IP67, 2 µS/cm – 200 mS/cm

    Libertyscales
    Original price $378.00 - Original price $378.00
    Original price
    $378.00
    $378.00 - $378.00
    Current price $378.00

    Introducing the Ohaus 135mm x 15mm Starter Electrodes STCON3 IP67, the ultimate solution for accurate and reliable measurements. Whether you're in...

    View full details
    Original price $378.00 - Original price $378.00
    Original price
    $378.00
    $378.00 - $378.00
    Current price $378.00
  • Ohaus Starter pH Bench Meter ST2200-F, 0 – 100°C;0.00 – 14.00 pH;-1999 – 1999 mV

    Ohaus
    Original price $422.00 - Original price $422.00
    Original price
    $422.00
    $422.00 - $422.00
    Current price $422.00

    Details specification Overview Affordable Benchtop pH Meter for Basic Laboratory ApplicationsDesigned with a clear, user-friendly interfa...

    View full details
    Original price $422.00 - Original price $422.00
    Original price
    $422.00
    $422.00 - $422.00
    Current price $422.00
  • Ohaus Starter pH Bench Meter ST2200-B, 0 – 100°C;0.00 – 14.00 pH;-1999 – 1999 mV

    Ohaus
    Original price $372.00 - Original price $372.00
    Original price
    $372.00
    $372.00 - $372.00
    Current price $372.00

    Details specification Overview Affordable Benchtop pH Meter for Basic Laboratory ApplicationsDesigned with a clear, user-friendly interfa...

    View full details
    Original price $372.00 - Original price $372.00
    Original price
    $372.00
    $372.00 - $372.00
    Current price $372.00
  • Ohaus AQUASEARCHER pH Bench Meter AB41PH-B, -2.000 – 20.000 pH;-10.0 °C – 125.0 °C;-2000.00 – +2000.00 mV

    Ohaus
    Original price $1,105.00 - Original price $1,105.00
    Original price
    $1,105.00
    $1,105.00 - $1,105.00
    Current price $1,105.00

    Introducing the Ohaus AQUASEARCHER pH Bench Meter AB41PH-B, the ultimate solution for precise and efficient pH measurements.    With a pH range of...

    View full details
    Original price $1,105.00 - Original price $1,105.00
    Original price
    $1,105.00
    $1,105.00 - $1,105.00
    Current price $1,105.00
  • Ohaus AQUASEARCHER pH Bench Meter AB41PH-F, -2.000 – 20.000 pH;-10.0 °C – 125.0 °C;-2000.00 – +2000.00 mV

    Ohaus
    Original price $1,255.00 - Original price $1,255.00
    Original price
    $1,255.00
    $1,255.00 - $1,255.00
    Current price $1,255.00

    Introducing the Ohaus AQUASEARCHER pH Bench Meter AB41PH-F, the ultimate solution for precise pH measurements in laboratory settings. With a pH ra...

    View full details
    Original price $1,255.00 - Original price $1,255.00
    Original price
    $1,255.00
    $1,255.00 - $1,255.00
    Current price $1,255.00
  • Ohaus AQUASEARCHER pH Bench Meter AB33PH-F, -5 °C – 110 °C;-2.00 – 16.00 pH;-2000.00 – +2000.00 mV

    Ohaus
    Original price $735.00 - Original price $735.00
    Original price
    $735.00
    $735.00 - $735.00
    Current price $735.00

    Introducing the Ohaus AQUASEARCHER pH Bench Meter AB33PH-F, a versatile and high-performance instrument designed for accurate pH measurements. Wit...

    View full details
    Original price $735.00 - Original price $735.00
    Original price
    $735.00
    $735.00 - $735.00
    Current price $735.00
  • Ohaus AQUASEARCHER pH Bench Meter AB33PH-B, -5 °C – 110 °C;-2.00 – 16.00 pH;-2000.00 – +2000.00 mV

    Ohaus
    Original price $650.00 - Original price $650.00
    Original price
    $650.00
    $650.00 - $650.00
    Current price $650.00

    Introducing the Ohaus AQUASEARCHER pH Bench Meter AB33PH-B, the ultimate solution for accurate pH measurements and temperature readings. With its ...

    View full details
    Original price $650.00 - Original price $650.00
    Original price
    $650.00
    $650.00 - $650.00
    Current price $650.00
  • Ohaus AQUASEARCHER Multi-Parameter Bench Meter AB33M1-F, -2.00 – 20.00 pH;-5 °C – 110 °C;-2000.00 – +2000.00 mV

    Ohaus
    Original price $1,080.00 - Original price $1,080.00
    Original price
    $1,080.00
    $1,080.00 - $1,080.00
    Current price $1,080.00

    Introducing the Ohaus AQUASEARCHER Multi-Parameter Bench Meter AB33M1-F, the ultimate tool for precise measurements in the lab. With its advanced ...

    View full details
    Original price $1,080.00 - Original price $1,080.00
    Original price
    $1,080.00
    $1,080.00 - $1,080.00
    Current price $1,080.00
  • Ohaus AQUASEARCHER Multi-Parameter Bench Meter AB33M1-B, -2.00 – 20.00 pH;-5 °C – 110 °C;-2000.00 – +2000.00 mV

    Ohaus
    Original price $925.00 - Original price $925.00
    Original price
    $925.00
    $925.00 - $925.00
    Current price $925.00

    With the Ohaus AQUASEARCHER Multi-Parameter Bench Meter AB33M1-B, -2.00 – 20.00 pH; -5 °C – 110 °C; -2000.00 –, you can measure with precision and ...

    View full details
    Original price $925.00 - Original price $925.00
    Original price
    $925.00
    $925.00 - $925.00
    Current price $925.00
  • Ohaus AQUASEARCHER Conductivity Bench Meter AB33EC-F, ± 0.5 % Reading ± 2 LSD

    Ohaus
    Original price $740.00 - Original price $740.00
    Original price
    $740.00
    $740.00 - $740.00
    Current price $740.00

    Introducing the Ohaus AQUASEARCHER Conductivity Bench Meter AB33EC-F, a versatile and reliable instrument designed for precise measurements in labo...

    View full details
    Original price $740.00 - Original price $740.00
    Original price
    $740.00
    $740.00 - $740.00
    Current price $740.00
  • Ohaus AQUASEARCHER Conductivity Bench Meter AB33EC-B, ± 0.5 % Reading ± 2 LSD

    Ohaus
    Original price $595.00 - Original price $595.00
    Original price
    $595.00
    $595.00 - $595.00
    Current price $595.00

    Introducing the Ohaus AQUASEARCHER Conductivity Bench Meter AB33EC-B, the ultimate solution for accurate and reliable conductivity measurements in ...

    View full details
    Original price $595.00 - Original price $595.00
    Original price
    $595.00
    $595.00 - $595.00
    Current price $595.00
  • Ohaus AQUASEARCHER Bench Meter AB23PH-F, 0 – 100°C; 0.00 – 14.00 pH; -1999 – 1999 mV

    Ohaus
    Original price $520.00 - Original price $520.00
    Original price
    $520.00
    $520.00 - $520.00
    Current price $520.00

    Introducing the Ohaus AQUASEARCHER Bench Meter AB23PH-F, your ultimate solution for precise pH measurement. With its intuitive design and auto buf...

    View full details
    Original price $520.00 - Original price $520.00
    Original price
    $520.00
    $520.00 - $520.00
    Current price $520.00
  • Ohaus AQUASEARCHER Bench Meter AB23PH-B, 0.00 to 14.00 pH, ± 1999 mV

    Ohaus
    Original price $456.00 - Original price $456.00
    Original price
    $456.00
    $456.00 - $456.00
    Current price $456.00

    Introducing the Ohaus AQUASEARCHER Bench Meter AB23PH-B, the ultimate pH measuring device for all your lab needs. With its intuitive design and aut...

    View full details
    Original price $456.00 - Original price $456.00
    Original price
    $456.00
    $456.00 - $456.00
    Current price $456.00
  • Ohaus AQUASEARCHER Benchtop Meters AB23EC-F, 0.0 – 199.9 μs/cm x ± .1%

    Ohaus
    Original price $610.00 - Original price $610.00
    Original price
    $610.00
    $610.00 - $610.00
    Current price $610.00

    Introducing the Ohaus AQUASEARCHER Benchtop Meter AB23EC-F, the perfect companion for accurate conductivity measurements. With its intuitive desig...

    View full details
    Original price $610.00 - Original price $610.00
    Original price
    $610.00
    $610.00 - $610.00
    Current price $610.00
  • Ohaus AQUASEARCHER Benchtop Meters AB23EC-B, 0.0 – 199.9 μs/cm x ± .1%

    Ohaus
    Original price $477.00 - Original price $477.00
    Original price
    $477.00
    $477.00 - $477.00
    Current price $477.00

    Introducing the Ohaus AQUASEARCHER Benchtop Meter AB23EC-B, the perfect solution for accurate and hassle-free measurements. With its user-friendly...

    View full details
    Original price $477.00 - Original price $477.00
    Original price
    $477.00
    $477.00 - $477.00
    Current price $477.00
  • Ohaus Starter PH Portable ST400M-G, 2.00 – 16.00 pH

    Ohaus
    Original price $1,165.00 - Original price $1,165.00
    Original price
    $1,165.00
    $1,165.00 - $1,165.00
    Current price $1,165.00

    Introducing the Ohaus Starter PH Portable ST400M-G, the ultimate companion for accurate and efficient pH testing. This portable scale, also known ...

    View full details
    Original price $1,165.00 - Original price $1,165.00
    Original price
    $1,165.00
    $1,165.00 - $1,165.00
    Current price $1,165.00
  • Ohaus Starter PH Portable ST400M-F, 2.00 – 16.00 pH

    Ohaus
    Original price $1,140.00 - Original price $1,140.00
    Original price
    $1,140.00
    $1,140.00 - $1,140.00
    Current price $1,140.00

    Introducing the Ohaus Starter PH Portable ST400M-F, the ultimate companion for accurate pH testing in any field environment. With its durable cons...

    View full details
    Original price $1,140.00 - Original price $1,140.00
    Original price
    $1,140.00
    $1,140.00 - $1,140.00
    Current price $1,140.00
  • Ohaus Starter PH Portable ST400-G, 2.00 – 16.00 pH

    Ohaus
    Original price $725.00 - Original price $725.00
    Original price
    $725.00
    $725.00 - $725.00
    Current price $725.00

    Introducing the Ohaus Starter PH Portable ST400-G, the ultimate companion for accurate pH measurements in any field environment. With its rugged c...

    View full details
    Original price $725.00 - Original price $725.00
    Original price
    $725.00
    $725.00 - $725.00
    Current price $725.00
  • Ohaus Starter PH Portable ST400-F, 2.00 – 16.00 pH

    Ohaus
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00

    Introducing the Ohaus Starter PH Portable ST400-F, the ultimate companion for accurate pH measurements in any field environment. With its rugged c...

    View full details
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00
  • Ohaus Starter Conductivity ST300C-G, 70.0 μS/cm – 200 mS/cm x 0.5%

    Libertyscales
    Original price $645.00 - Original price $645.00
    Original price
    $645.00
    $645.00 - $645.00
    Current price $645.00

    Introducing the Ohaus Starter Conductivity ST300C-G, the perfect companion for accurate conductivity and total dissolved solids (TDS) measurements....

    View full details
    Original price $645.00 - Original price $645.00
    Original price
    $645.00
    $645.00 - $645.00
    Current price $645.00
  • Ohaus Starter PH Portable ST400M-B, 2.00 – 16.00 pH

    Ohaus
    Original price $915.00 - Original price $915.00
    Original price
    $915.00
    $915.00 - $915.00
    Current price $915.00

    Introducing the Ohaus Starter PH Portable ST400M-B, the ultimate companion for accurate and reliable pH testing. With its robust construction and ...

    View full details
    Original price $915.00 - Original price $915.00
    Original price
    $915.00
    $915.00 - $915.00
    Current price $915.00