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The HI2620 pH/ORP Benchtop Meter delivers accurate measurements with digital electrode technology. Featuring a large LCD display, Basic Mode operation and advanced diagnostics such as CAL Check and Sensor Check, it is ideal for reliable laboratory testing

The HI2621 Benchtop Meter for pH/ORP with Datalogging combines high accuracy with advanced datalogging. Digital electrodes, GLP data, CAL Check diagnostics and a large LCD display make it ideal for reliable laboratory measurements.

The HI2630 Laboratory Conductivity Meter stands for accurate EC/TDS measurements and ease of use in basic mode. With digitally recognized electrodes, a large LCD screen, and smart calibration functions, this benchtop meter is ideal for daily measurements.

The HI2631 Laboratory Conductivity Meter stands for data logging of accurate EC/TDS/salinity measurements. With digitally recognized electrodes, a large LCD screen, smart calibration functions, and two operating modes for maximum functionality.

The HI2640 Benchtop Meter stands for accurate DO measurements (ppm and % saturation) and ease of use in basic mode. With digitally recognized electrodes, a large LCD screen, and smart calibration functions, this benchtop meter is ideal for daily measureme

The HI2641 Benchtop Meter stands for accurate DO measurements (ppm and % saturation), datalogging, and the choice for one of two operating modi.

The HI83303 Multiparameter photometer for aquariums and ponds measures no less than 12 parameters for water quality of aquariums and ponds.

The HI83399 is a compact, multi-parameter photometer for measuring the most important parameters of the quality of water and waste water.