"water bath"

Simultaneously displays the parameter being measured and temperature in °C or °F.

Highly stable and accurate readings with large LCD display. Designed for simple one-hand operation.

Reads either pH (in 0.01 resolution) or mV in large digits, with time, date, and temperature (in °C or °F) shown simultaneously on the lower display.

Reads pH, ORP (oxygen reduction potential), mV, conductivity, TDS (total dissolved solids), salinity and temperature.

Versatile and portable meters for wherever your lessons take you.

Slim, versatile meter for accurate EC, TDS, and salinity readings in classrooms or labs.

Fits standard test tubes 16×50 mm or larger.

Fits standard test tubes 16x50 mm or larger.

Compact design for fast, convenient electrochemistry measurement at your fingertips.

Highly reliable and user-friendly pH benchtop meter for standard laboratory applications.

Easy-to-use and accurate multi-parameter benchtop meter.

Functional and accurate, this meter is capable of testing 12 different water quality parameters using pH, EC, and optical DO sensors. Transfer data to a smart device for review or sharing with the integrated Bluetooth connection and Hanna Lab App.

The Free and Total Chlorine Photometer combines accuracy and ease of use in a simple, portable design. The advanced optical system provides lab-quality accuracy while its user-friendly design is easy for any user making it the perfect photometer for your water quality testing needs. This meter measures free and total chlorine in water samples from 0.00 - 5.00 mg/L (ppm).

The Total Hardness Photometer combines accuracy and ease of use in a simple, portable design. The advanced optical system provides lab-quality accuracy while its user-friendly design is easy for any user making it the perfect photometer for your water quality testing needs. The HI97735 meter measures total hardness in water samples up to 750 mg/L (ppm) CaCO₃.

The HALO2 Wireless General Use pH Tester has a refillable glass body and spherical glass sensing bulb made for users that prefer a low-maintenance laboratory-grade pH electrode.

Our HALO2 Wireless Field pH Tester has a durable PEI body and spherical sensing bulb, perfect for use in the field.