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  • Products (83)
  • Self-Stirring BOD Probes

    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…
  • Model 550 Dissolved Oxygen Meter

    Portable, one-handed operation that is innovative and easy-to-use Field replaceable DO electrode modules User selectable °C or °F Calibrate in % sat. or mg/L Waterproof, meets IP-67 specifications Measurements are fast and easy. Instrument panel provides simultaneous readings of dissolved…
  • Probe Caps And Maintenance Kits

    Thermo Scientific Orion
    7238F12 Maintenance Kit includes electrolyte solution (2 oz.), two membrane caps and a polishing disk. 7238F20 Maintenance Kit includes electrolyte solution (2 oz.), cleaning solution (2 oz.), cleaning paper, three membrane caps and a filling pipet. 7238F56 Maintenance Kit includes…
  • Laboratory Oxygen Meters

    GLP functions QA functions Laboratory oxygen meters have a large multifunction display. The inoLab Oxi 7300® and Oxi 7400® meters offers a range of automated functions such as air pressure correction, temperature compensation and OxiCal rapid calibration. The inoLab740 include terminal, PC…
  • Pro20 Dissolved Oxygen

    Handheld dissolved oxygen instrument for the lab or field! 3-year instrument; 2-year cable warranty User-replaceable cables and sensors. Choose polarographic or galvanic for the field or a self-stirring BOD probe for the lab One Touch Cal allows easy DO calibrations within 3 seconds…
  • Waterproof DO 450 Meter

    Affordable optical RDO technology reduces maintenance time and costs Eliminates costly, tiresome membranes and solutions Rugged, IP67-rated housing for plant and field applications USB and RS-232 output for up to 500 data sets 500 hours battery life, or optional universal power…
  • EcoSense DO200A Dissolved Oxygen/Temperature Meters

    The EcoSense® line of compact, handheld instruments provides the most accurate data in the most affordable format. The instruments feature an easy-to-use interface, one-hand operation, IP67 waterproof case, and low cost of ownership over the life of the product. The DO200A simultaneously measures…
  • Dissolved Oxygen Field Probes With Cap Membranes

    Heavy duty probe guard houses the DO and temperature sensors Weighted and waterproof; sinks easily Uses cap membranes for easy replacement. Cable is connected directly to probe body. Compatible with Model 52, 7230D50 and Model 58, 7230R25. Includes six cap membranes and KCl solution. For…
  • DO 700 Benchtop Meter

    Compact size is ideal for laboratory dissolved oxygen measurement applications Large brightly-lit LCD shows allows for easy viewing of measured values Low-maintenance galvanic probe requires no warm-up time Built-in memory stores up to 100 data points DO 700 meter…
  • Portable Dissolved Oxygen Meter

    On-screen tutorial messages Two point calibration Auto endpoint DO range up to 300%, temperature ?compensated Altitude compensation up to 4000 m Salinity compensation up to 80 g/L Automatic calibration in air GLP features Low battery indicator HI 9146 is a water…
  • Dissolved Oxygen Pen

    Sper Scientific
    Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. Designed for simple one-hand operation with automatic temperature compensation and calibration to air. The polarographic probe has a built in…
  • ProfiLine Single-parameter Portable Oxi Meter Series

    The portable WTW ProfiLine meter series is available in three (3) series versions, the 3110/3205-Basic series, 3210-Professional series and 3310-Advanced series, each with a distinct level of sophistication for the independent measurement of pH, conductivity, or dissolved oxygen. All versions have…
  • Profiline Oxi 197i Portable Oxygen Meter

    Measurements to depth of 330 ft Waterproof to IP66 and IP67 Conforms to GLP The ProfiLine Oxi 197i oxygen meter is both hose-proof (IP 66) and submersible (IP 67). Meter is easy to use, conforms to GLP and has an 800 data point datalogger and accurate recorder output.?Meter is…
  • Star A326 pH/Dissolved Oxygen Portable Multiparameter Meter

    Thermo Scientific Orion
    The Thermo Scientific Orion Star A326 pH/RDO/ Dissolved Oxygen 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 dissolved…
  • ProODO 4-Meter Field Kit

    The YSI ProODO 4m Field Kit has a dissolved oxygen (DO) meter that uses an optical, luminescent-based technology and has direct salinity and altitude compensation, one-point DO calibration (or two-point with a 0% value), one-point barometer calibration, an internal barometer to ensure accuracy,…
  • BOD Lab Cable and Probe

    The 200-BOD is a self-stirring BOD probe designed to fit into standard 300 mL BOD bottles and used with the DO200 handheld DO instrument. Uses wall power - power supply included Modular design allows for serviceability Uses convenient screw-on PE cap membranes for the fastest repsonse…

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