Hanna Instruments


Hanna Instruments is a global manufacturer of analytical instrumentation

Over 3,000 products crafted in Italy,
the United States, Romania, and Mauritius.

pH/ORP Benchtop Meter

Advanced pH/ORP Meter. HI6221 is a streamlined benchtop meter with a large touch screen display, comprised of a housing and an integrated pH / ORP measurement module. 7-inch capacitive touch screen with multi-touch support.

EDGE – pH / EC / DO

A laboratory pH, conductivity, and dissolved oxygen meter that transforms your lab measuring experience. Edge’s flat profile and long-lasting battery make it easy to carry around your lab while its compact cradle saves valuable space.

KF Coulometric Titrator

Compact design will save space in the lab without compromising your results.
Durable heat and chemical resistant body.
Sealed solvent system helps to keep water out of the system, while giving you minimal exposure to the reagents.

Advanced Conductivity Meter

HI6321 is a streamlined EC/Resistivity/Total Dissolved Solids (TDS)/Salinity/Temperature benchtop meter with a large touch screen display, comprised of a housing and an integrated conductivity measurement module.


Meters and testers designed for hydroponic, aquaponic, and greenhouse growers to get consistently great results. Hanna GroLine products are the most accurate and easiest to use tools to help you manage your growing nutrients.

Pocket Testers

Specialized testers can make testing quick and convenient. High accuracy in a single parameter tester for pH, EC, TDS, temp. and more. Multi-parameter testers are also available, eliminating the hassle of carrying multiple testers.

IRIS Spectrophotometer

The HI801 iris is a sleek and intuitive spectrophotometer that allows for measurement of all wavelengths of visible light. Customize your methods, take a wide range of measurements, and feel confident in your testing accuracy.

Multiparameter Photometer

Compact, multiparameter photometer for measuring key water and wastewater quality parameters which measures 40 different key water and wastewater quality parameters using 73 different methods that allow for multiple ranges.

Portable Photometer

Photometers are designed with an innovative optical system that offers superior performance in accuracy, repeatability, and the amount of time that it takes to do a measurement. Uses powder or cost saving liquid reagents.