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HI97779 Chlorine Dioxide (Rapid) Photometer Portable 0.00–5.00 mg/L Cl2 | EnvMart

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Hanna Chlorine Dioxide (Rapid) Photometer-Meter Only - HI97779

Name: Hanna Chlorine Dioxide (Rapid) Photometer-Meter Only - HI97779
Brand: Hanna
SKU: 72025
Price: 393.93 USD
Availability: InStock

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Category Portable Photometers Brand Hanna

Specifications

Display	128 x 64 pixel B/W LCD with backlight
Light Source	LED
Product Type	Chlorine Dioxide (Rapid) Photometer
Automatic Shut-Off	After 15 min (30 min before READ measurement)
Model	HI97779
Optical System	Reference detector with narrow band interference filter
Bandpass Filter Bandwidth	8 nm
Bandpass Filter Wavelength Accuracy	±1.0 nm
Cuvette Type	Round, 24.6 mm diameter (22 mm inner)
Free Chlorine Range	0.00 to 5.00 mg/L (as Cl2)
Free Chlorine Resolution	0.01 mg/L
Free Chlorine Accuracy	±0.03 mg/L ±3% of reading
Detection method	Chlorophenol red method
Total Chlorine Range	0 to 500 mg/L (as Cl2)
Total Chlorine Accuracy	±3 mg/L ±3% of reading
Total Chlorine Resolution	1 mg/L
Photometer Light Detector	Silicon photocell with filter @ 525 nm

Key Features

HI97779 Chlorine Dioxide (Rapid) Photometer is a portable, advanced instrument designed for the fast, accurate, and repeatable measurement of chlorine dioxide in water using an advanced optical system.

Offers high accuracy with a bandpass filter bandwidth of 8 nm and wavelength accuracy of ±1.0 nm.
Measures free chlorine in the range of 0.00 to 5.00 mg/L and total chlorine from 0 to 500 mg/L.
Equipped with an automatic shut-off after 15 minutes of inactivity for battery conservation.
Includes a large 128 x 64 pixel backlit LCD for clear display of readings and instructions.
Utilizes the chlorophenol red method for chlorine dioxide detection below 2 mg/L.
Features a logging memory that stores up to 50 measurements with automatic data recording.
Robust IP67-rated enclosure suitable for industrial, laboratory, water treatment, and commercial use.
Powered by three 1.5V AA batteries with a life exceeding 800 measurements without backlight.

Product Description

The HI97779 Chlorine Dioxide (Rapid) Photometer is a technologically advanced portable device optimized for the measurement of chlorine dioxide in water. Designed for high accuracy and reliability, it employs an advanced optical system featuring a reference detector and narrow band interference filters, ensuring fast, precise, and repeatable results with no warm-up required before measurement.

This photometer provides accurate detection of chlorine dioxide using the chlorophenol red method for concentrations below 2 mg/L.
Capable of measuring free chlorine from 0.00 to 5.00 mg/L and total chlorine from 0 to 500 mg/L, it is equipped with a silicon photocell detector and a 525 nm LED light source.
Features step-by-step tutorial mode for ease of use and CAL Check capability for performance verification.
The memory can store up to 50 readings with automatic logging, while the GLP function records the date and time of the last calibration.
Rugged build with IP67 rating, suitable for harsh lab and industrial environments at 0–50°C and 100% relative humidity.
Large, user-friendly backlit display provides clear visual updates even in low light settings.
Round cuvette design (24.6 mm diameter outer, 22 mm inner) for precision and sample consistency.
Operational convenience with automatic shut-off after 15 minutes of inactivity, extending battery life.

Ideal for use in drinking water disinfection, water treatment plants, industrial process control, environmental monitoring, and commercial laboratories. The instrument's robust design and rich features make it an excellent choice for professionals seeking reliable chlorine dioxide analysis.

Explore more high-precision laboratory photometers and advanced water quality instruments by browsing the EnvMart Laboratory Instruments & Supplies category.