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  4. Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701 (Hanna Instruments JAPAN)
Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701-HI 701
Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701-Hanna Instruments JAPAN

Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701
Hanna Instruments JAPAN

About This Product

■Easy measurement, palm-sized residual chlorine checker

The digital residual chlorine checker HI 701 measures free chlorine concentration. This is an inexpensive digital spectrophotometer that bridges the gap between "simple reagent kits" and "expensive digital measuring instruments."This palm-sized device digitally displays free chlorine concentration. Easy operation with one button, even for first-time users. Reliability is guaranteed because DPD reagents based on official methods are used for measurements.

■Applications

Tap water/drinking water, tap water/gray water, water quality management at water purification plants, pools at nursery schools/kindergartens/schools/sports clubs, environmental hygiene inspections at schools, hygiene management at kitchens/meal facilities, hot spring baths and daycare facilities, etc. Management of bathtub water for services, etc. (to prevent Legionnaires' disease) , water quality inspection of well water/pond, drainage, chlorine measurement of water storage tanks and water supply equipment, maintenance and inspection of septic tanks, building management, factory water management, chlorine measurement in waterworks, etc.

■Main features

・Measures free chlorine from 0.00 to 2.50ppm (mg/L). ・Since it is not a visual inspection, you can rest assured that the same results will be obtained no matter who performs the measurement. - Conforms to the "Absorptiometric method using DPD reagent" stipulated by the official method. Highly reliable measurements can be made. ・Countdown function until measurement using built-in timer. - Compact size yet easy-to-read LCD screen. ・There is only one operation button, so it is safe even for first-time users. - Numerical values ​​can be verified using standard solutions.

■Set contents

Main unit, 2 glass cells for measurement, 2 caps for glass cells, 1 AAA alkaline battery, 6 reagents, Japanese instruction manual, etc., case

  • Product

    Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701

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1 Models of Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701

Image Part Number Price (excluding tax) Power supply Waterproof Automatic power off Accuracy @25℃ Light source Measuring range Measurement principle Light receiving part Resolution External environment used Size, weight
Digital residual chlorine checker (low concentration free chlorine) (for freshwater) HI 701-Part Number-HI 701

HI 701

$ 87.75〜

1 AAA alkaline battery

No waterproof function

After 2 minutes of non-use and 2 minutes after measurement ends

±0.03ppm ±3% of measured value

LED (525nm)

0.00~2.50ppm (mg/L)

DPD method

Silicon photocell

0.01ppm

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

Length 86.0 x Width 61.0 x Thickness 37.5mm, 64g

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