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Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)-HI 97771
Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)-Hanna Instruments JAPAN

Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)
Hanna Instruments JAPAN

Hanna Instruments JAPAN's Response Status

Response Rate

100.0%

Response Time

384.7hours


About This Product

■Latest residual chlorine meter series

The HI 97771 is a portable digital residual chlorine meter that measures ultra-high total chlorine and low-level free chlorine. It is suitable for checking disinfectants diluted with sodium hypochlorite and electrolyzed water, and is popular in the food industry and hygiene management. It is also useful for controlling the effective chlorine concentration when disinfecting with chlorine to prevent infectious diseases. Furthermore, it can also measure low concentrations of free chlorine, and is used in a wide range of fields such as tap water/drinking water, well water, pools/baths, and building/facility management. Also useful for measuring residual chlorine to prevent Legionnaires' disease. The measurement uses a DPD reagent specified by the official method and is highly reliable. Furthermore, numerical verification and calibration of the main unit can be performed using a validator (standard solution set). This ensures high accuracy and reliability.

■Applications

Measurement of chlorine concentration in hypochlorous acid water/strongly acidic electrolyzed water, evaluation of seawater electrolysis equipment, measurement of residual chlorine in disinfection/sterilization/sterilization water, concentration management of washing water for vegetables/fruits/eggs, etc., welfare facilities/kitchens /Hygiene management at school lunch facilities, management of bathtub water at hot spring baths and day services (to prevent Legionnaires' disease), returnable bottles (bottles that can be used repeatedly) measurement of cleaning fluid, chlorine concentration measurement of treatment equipment, tap water/drinking water, tap water/gray water, water quality management at water treatment plants, well water/pond water quality inspection, water work, drainage, factory water management, etc. It is also used to control the effective chlorine concentration during chlorine disinfection to prevent infectious diseases such as the new coronavirus, norovirus, and influenza virus. Set contents

■HI 97771C (kit type)

Main unit, 2 glass cells for measurement, 2 caps for glass cells, validator, 1 cell surface cleaning cloth, 3 1.5V AA alkaline batteries, Japanese instruction manual, etc., hard carrying case

■HI 97771 (main unit only)

Main unit, 2 glass cells for measurement, 2 caps for glass cells, 3 1.5V AA alkaline batteries, Japanese instruction manual, etc.

  • Product

    Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)

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1 Models of Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)

Image Part Number Price (excluding tax) Power supply Waterproof Automatic power off Accuracy @25℃ Free chlorine Accuracy @25℃ Total chlorine Light source Measurement range Free chlorine Measurement range Total chlorine Measurement principle Lcd screen Bandpass filter Light receiving part Resolution Free chlorine Resolution Total chlorine External environment used Data storage Size, weight
Portable digital residual chlorine meter (ultra high concentration total chlorine/low concentration free chlorine)-Part Number-HI 97771

HI 97771

$ 448.50〜

3 x 1.5V AA alkaline batteries

The main case is IP67

After 15 minutes of non-use

±0.03mg/L ±3% of measured value

±3mg/L ±3% of measured value

LED (525nm)

0.00~5.00mg/L (ppm)

0~5.00mg/L (ppm)

Absorption photometry

128 x 64 pixels, backlit

Bandwidth: 8 nm Wavelength accuracy: ±1.0 nm

Silicon photocell

0.01mg/L

1mg/L

0~50℃ (relative humidity 100% or less)

Automatically up to 50 data

Length 142.5 x Width 102.5 x Thickness 50.5mm, 380g

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About Company Handling This Product

Response Rate

100.0%


Response Time

384.7hrs

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