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  4. Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720 (Hanna Instruments JAPAN)
Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720-HI720
Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720-Hanna Instruments JAPAN

Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720
Hanna Instruments JAPAN

About This Product

■Palm-sized Checker HC series For measuring calcium hardness

A digital measuring device that replaces reagent kits. Since it is not a visual inspection, the same results can be obtained no matter who performs the measurement. It's also palm-sized, so you can easily carry it to the job site. It is very easy to use with only one operation button. High-precision measurement has become very accessible at an amazing price. Measured values ​​are converted to calcium carbonate and displayed in ppm.

■Main features

- Easier to handle and much more accurate than reagent kits ・One measurement item per model - Palm-sized and very convenient to carry ・ Numerical values ​​can be verified using standard solutions (sold separately) ・Large, easy-to-read LCD screen ・Automatic power off

■Set contents

Main unit, 2 glass cells for measurement, 2 cell caps, 1 AAA alkaline battery, syringe, plastic beaker, Japanese instruction manual, case

  • Product

    Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720

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1 Models of Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720

Image Part Number Price (excluding tax) Power supply Weight Automatic power off Accuracy@25℃ Light source Measurement items Measuring range Measurement method Light receiving part Resolution External environment used Size
Checker HC Digital Tester Calcium Hardness (For Freshwater) HI 720-Part Number-HI720

HI720

Available upon quote

1 AAA alkaline battery

64g

After 10 minutes of non-use

±0.20ppm ±5% of measured value

LED (525nm)

Calcium hardness (for fresh water)

0.00~2.70ppm

Karmagite method

Silicon photocell

0.01ppm

0~50℃ Relative humidity 95% or less (no condensation)

Length 81.5 x Width 61.0 x Thickness 37.5mm

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