Hanna Testers & Checkers

Hanna Testers & Checkers

Items 31 to 39 of 39 total

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  1. Hanna HI711 Checker Total Chlorine Range: 0.00 to 3.50 ppm(mg/L)

    Hanna HI711 Checker Total Chlorine Range: 0.00 to 3.50 ppm(mg/L)

    $51.00

    Easier to use and more accurate than chemical test kits

    EPA approved DPD method Accuracy ±0.03 ppm (mg/L) ±3% of reading 0.01 ppm (mg/L) resolution (250 points) Large, easy to read digits Auto shut-off.

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  2. Hanna HI771 Checker Chlorine Ultra High Range

    Hanna HI771 Checker Chlorine Ultra High Range

    $51.00

    The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine.  Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.

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  3. Hanna HI758 Calcium Checker Marine

    Hanna HI758 Calcium Checker Marine

    $51.00

    Hanna HI758 Marine Calcium Checker

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  4. Hanna HI716 Checker Bromine

    Hanna HI716 Checker Bromine

    $51.00

    The HI716 Bromine Checker is a simple, accurate, and cost effective way to measure Bromine. Designed as a more accurate alternative to chemical test kits, the HI716 provides quick, accurate results in four easy steps. Learn More
  5. 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

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  6. 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.)
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  7. 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
  8. 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.

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  9. Hanna Alkalinity Checker Marine

    Hanna HI755 Alkalinity Checker Marine

    $51.00

    Accurate and Affordable Alkalinity Measurement

    The only Saltwater Alkalinity Tester at this price!

    Easier to use and more accurate than chemical test kits
    Colorimetric method
    Large, easy to read digits
    Auto shut-off
    The Checker HC easily fits into the palm of your hand or pocket
    Use for quick and accurate on the spot analysis
    Single button operation: Zero and Measure
    Operated by a single AAA battery

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