Hanna Instruments

Hanna Instruments

Please See Test Kits & Electronic Testers (under product catagories) for a list of Hanna Instruments equipment and accessories.

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  1. Hanna HI739 Checker Fluoride High Range

    Hanna HI739 Checker Fluoride High Range

    $51.00

    Hanna HI739 Fluoride High Range Checker

    Fluoride is one of the very few chemicals that have been shown to cause significant effects in people through drinking-water. Fluoride has beneficial effects on teeth at low concentrations in drinking-water, but excessive exposure to fluoride in drinking-water, or in combination with exposure to fluoride from other sources, can give rise to a number of adverse effects.

    Learn More
  2. Hanna HI729 CHecker Fluoride Low Range

    Hanna HI729 Checker Fluoride Low Range

    $51.00

    Fluoride is one of the very few chemicals that have been shown to cause significant effects in people through drinking-water. Fluoride has beneficial effects on teeth at low concentrations in drinking-water, but excessive exposure to fluoride in drinking-water, or in combination with exposure to fluoride from other sources, can give rise to a number of adverse effects. Learn More
  3. Hanna HI715 Checker Ammonia Medium Range Fresh Water

    Hanna HI715 Checker Ammonia Medium Range Fresh Water

    $51.00

    The HI 715 Checker®HC is a simple, accurate, and cost effective way to measure medium ranges of ammonia in fresh water. Designed as a more accurate alternative to chemical test kits, the HI 715 provides quick, accurate results in four easy steps. Learn More
  4. Hanna HI733 Checker Ammonia High Range Fresh Water

    Hanna HI733 Checker Ammonia High Range Fresh Water

    $51.00

    The HI 733 Checker®HC is a simple, accurate, and cost effective way to measure high ranges of ammonia in fresh water.  Designed as a more accurate alternative to chemical test kits, the HI 733 provides quick, accurate results in four easy steps. 

    1.) Step One - Add 1ml of sample and 9ml of reagent “B” to the included cuvette
    2.) Step Two - Insert sample into the Checker and zero it out 
    3.) Step Three - Remove sample and add reagent “A”
    4.) Step Four – Reinsert sample and click the button to measure your results or…
    - Press and hold the button for 3 seconds for a time reaction reading

    The HI 733 uses an adaptation of the ASTM Manual of water and Environmental Technology D1426-92, Nessler Method. The reaction between ammonia and reagents causes a yellow tint in the sample.

    FEATURES/BENEFITS:
    * Small palm-sized design
    * Accurate from ±1.0ppm ±5% of reading
    * Dedicated to a single parameter
    * Uses a single AAA battery
    * Auto Power Off after 10 minutes in inactivity
    * Built-in timer for timed reaction readings

    PRIMARY APPLICATIONS:
    * Water Quality
    * Education
    * Wastewater 
    * Environmental

    Specifications:

    Range 0.0 to 99.9 ppm as NH4+
    Resolution 0.1 ppm
    Accuracy (@20°C/68°F) ±1.0ppm ±5% of reading
    Measurement Method Colorimetric
    Light Source Photodiode @470 nm
    Light Detector Silicon photocell
    Method Adaptation of the ASTM Manual of water and Environmental Technology D1426-92, Nessler Method. The reaction between ammonia and reagents causes a yellow tint in the sample.
    Power Supply Battery - 1 x 1.5V AAA
    Power Auto Off After 10 min. of inactivity
    Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
    Dimensions 81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”)
    Weight 64 g (2.25 oz.)
    Learn More
  5. Hanna Alkalinity Checker Fresh Water

    Hanna HI775 Alkalinity Checker Fresh Water

    $51.00

    The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity in fresh water.  Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.

    Learn More
  6. Hanna HI700 Checker Ammonia Low Range Fresh Water

    Hanna HI700 Checker Ammonia Low Range Fresh Water

    $51.00

    HI 700 Ammonia LR Checker, Low Range for Fresh Water

    Perfect for fresh water aquaria and ponds! 

    Range: 0.00 – 3.00 ppm NH3-N

    Learn More

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