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    อุปกรณ์วัดอัลคาลินิตี้ (Checker®HC Handheld Colorimeter – Alkalinity for Fresh Water)

    HI 775

    Checker®HC Handheld Colorimeter – Alkalinity for Fresh Water


    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. 


    1.) Step One – Add a sample to the included cuvette(s)
    2.) Step Two – Insert sample into the Checker and zero it out
    3.) Step Three – Remove sample and add reagent
    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 775 uses a colorimetric method. The reaction causes a distinctive range of colors from yellow to blue to develop. This meter has been developed to work with fresh water samples.. 

    FEATURES/BENEFITS: 
    * Small palm-sized design
    * Accurate from ±5ppm ± 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
    * Freshwater Aquarium
    * Environmental

    Order Information:
    The HI 775 Checker®HC is supplied with 2 cuvettes and caps, reagent starter kit (1 bottle of alkalinity reagent, 1 ml syringe), 1 x1.5V AAA battery, and an instruction manual.

     

     Specifications

    Range   0 to 300 ppm
    Resolution   1 ppm
    Accuracy (@25°C/77°F)   ±5ppm ± 5% of reading
    Measurement Method   Colorimetric
    Light Source   Photodiode @610 nm
    Light Detector   Silicon photocell
    Method   Colorimetric method. The reaction causes a distinctive range of colors from yellow to green to blue to develop. This meter has been developed to work with fresh water samples.
    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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    โทร. 081-847-6768, 02-191-3928 แฟ็กซ์. 02-191-3929 


    คุณโทณิวัฒน์ 085-811-4779 , คุณนารีรัตน์ 085-814-9653

    E-mail : info@highents.com , IDline: @alltestkit

     

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