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Hanna Instruments is a world leader in pH and titration science helping professionals and hobbyists with their everyday testing needs

I have just set up a business from home and need to check the temperature and pH of my products. I rang up Hanna Instruments and the lady I spoke to was extremely helpful. I am really impressed and what a lovely company to deal with.
- Susan Thompkins

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Our UK calibration laboratory provides certification for a wide range of instruments with full UKAS certification for electronic temperature calibration. Book today
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Your partner in science since 1978

As a world leader in pH and titration science, we help professionals and hobbyists with their everyday testing needs in a wide range of industries.  We provide an easy to use, common sense solution to our customers testing needs and back that up with affordable pricing and outstanding after sales support. 

Our philosophy to be as close to our customers as possible has resulted in dedicated sales and technical support offices in over 40 countries. While our desire to be an innovator has produced many world firsts in the world of test instrumentation, and we continue to innovate and bring new solutions to the market in direct response to our customer needs.

You will find Hanna instruments being used in just about every application imaginable.  From home hobbyists, looking after their fish collections, to Artisan food makers and all the way to national and international brands in every industry sector, Hanna is a trusted name with the entire range of over 3000 products all produced within our ISO9001 certified European manufacturing plant.

Latest News

    11.07.2024

    The Hanna Aquarium Gift Guide 2024

    Finding the perfect gift for an aquarist or fish hobbyist is a unique challenge. Whether you’re an aquarium owner yourself looking for gift inspiration or you have a friend or family member who has a reef tank or keeps koi, Hanna’s range of instrumentation is an ideal starting point. Our Checkers , testers and monitors make the best Christmas gifts for fishkeepers, providing clear, digital information that keeps...
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    11.07.2024

    How to prevent algae in a pool or hot tub

    Warmer days and longer hours in summer provide the ideal opportunity to enjoy your pool or hot tub. As temperatures rise and UV rays become stronger, the effectiveness of the chemicals in your water is reduced - which may lead to discolouration and algae bloom affecting your pool water. We cover what causes algae in hot tubs and pools and how to prevent it below: What causes algae in pool water? Microorganisms, such as...
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    11.07.2024

    pH electrode troubleshooting guide

    Keeping your electrodes well-maintained is key for accurate, reliable measurements. If problems occur with the results of testing after you have cleaned, calibrated and stored your electrode correctly, this pH electrode troubleshooting guide covers some of the most common issues and their solutions. Problem: Drifting and erratic readings If your pH readings are...
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