Boy Drinking Water from Spout

Portable design with uncompromised performance

Thermo Scientific™ colorimeters are designed to deliver accuracy, dependability, simplicity, and portability. Offering a wide range of methods, optimum wavelengths, user-friendly displays, and easy calibration, our colorimetry meters are fieldwork essentials.

Popular colorimetry products

Orion™ AQUAfast™ AQ4000 Multiparameter Waterproof Colorimeter

Orion AQUAfast Colorimetric Auto-Test Ampoule Reagents

Orion AQUAfast AQ4500 IR and White Light Dual Source Waterproof Turbidity Meter

Featured colorimetry categories

We offer a variety of colorimeter reagents for water testing, including liquid reagents, chemistry reagents, chemistry test kits, and chemistry packs. 

Our colorimeters offer handheld portability, preprogrammed methods, user-friendly displays, and easy calibration. 

We offer the colorimetry accessories you'll need to support your colorimeter, including replacement vials and adapters, stir rods, cleaning brush, kits, and more.


Next generation GENESYS UV-Vis is here.

Designed for the modern user. Built for the real world.
The new Thermo Scientific GENESYS Vis/UV-Vis spectrophotometers are sure to delight with exceptional usability and performance. Get measurements faster and easier with intuitive touchscreen interface.

Explore GENESYS today

FTIR spectrometers for quality control
Reliable water analysis brochure

Accurate results are within your reach. We offer a complete line of Thermo Scientific colorimetry, turbidity, and UV-Vis spectrophotometry meters for water and wastewater analysis.

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