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HI97725 Chlorine, Cyanuric Acid, pH Portable Photometer, Advanced Water Testing Meter | EnvMart

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Hanna Chlorine, Cyanuric Acid, and pH Portable Photometer-Meter Only - HI97725

Name: Hanna Chlorine, Cyanuric Acid, and pH Portable Photometer-Meter Only - HI97725
Brand: Hanna
SKU: 72019
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
Power Supply	3 x 1.5V AA alkaline
Dimensions	142.5 x 102.5 x 50.5 mm
Measured parameters	Free Chlorine, Total Chlorine, pH, Cyanuric Acid
pH Range	6.5 to 8.5
pH Resolution	0.1
pH Accuracy	±0.1 pH at 25°C
Environment	0 to 50°C, up to 100% RH, IP67
Automatic Shut-Off	After 15 minutes (30 minutes in READ mode)
Logging Memory	50 readings
Model	HI97725
Optical System	LED with 525 nm bandpass filter, reference detector
Cuvette Type	Round 24.6 mm dia (22 mm inside)
Chlorine Method	EPA Method 330.5, DPD Colorimetric
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% at 25°C
pH Method	Phenol Red Method
Weight	0.38 Kg
Total Chlorine Range	0.00 to 5.00 mg/L (as Cl2)
Cyanuric Acid Range	0 to 80 mg/L (as CYA)
Total Chlorine Accuracy	±0.03 mg/L ±3% at 25°C
Total Chlorine Resolution	0.01 mg/L
Cyanuric Acid Accuracy	±1 mg/L ±15% at 25°C
Cyanuric Acid Resolution	1 mg/L
Cyanuric Acid Method	Turbidimetric Method

Key Features

HI97725 Chlorine, Cyanuric Acid, pH Portable Photometer delivers advanced, reference-grade measurement of key pool and water treatment parameters with rugged IP67-rated durability.

Measures free and total chlorine, cyanuric acid, and pH with high precision.
IP67 waterproof and dustproof construction for use in harsh environments.
Equipped with reference detector and narrow band 525 nm filter for rapid, repeatable results.
No warm up time required before use, enabling instant testing on site.
Step-by-step tutorial mode and CAL Check function enhance user confidence and accuracy.
Stores up to 50 readings with intuitive digital memory for traceability.
Automatic shut-off feature conserves battery life after 15 minutes (30 minutes in READ mode).
Operates with 3 x 1.5V AA batteries for over 800 tests without backlight.
Large, backlit 128 x 64 LCD screen for clear data display and guidance.
Ideal for swimming pools, spas, industrial water systems, and cooling towers.

Product Description

The HI97725 Chlorine, Cyanuric Acid, and pH Portable Photometer is an advanced solution for accurate water quality testing in swimming pools, spas, and industrial water treatment facilities. This rugged, IP67-rated portable meter measures key parameters critical for effective disinfection and water chemistry management, including free chlorine, total chlorine, pH, and cyanuric acid.

Fast and repeatable results through a superior optical system featuring a reference detector and narrow bandpass filter at 525 nm.
No waiting—immediate measurements with no warm up required.
Tutorial mode provides user guidance from start to finish, minimizing errors and ensuring proper operation.
CAL Check system allows the user to verify meter performance using standard solutions.
Stores up to 50 readings for comprehensive logging and traceability.
Intended for the field with robust construction, sealed against water and dust, and suitable for high-humidity environments (up to 100% RH).
Accurately measures chlorine (free & total) from 0.00 to 5.00 mg/L (as Cl2), cyanuric acid from 0 to 80 mg/L, and pH from 6.5 to 8.5.
Utilizes EPA Method 330.5 (DPD Colorimetric Method) for chlorine, and the Turbidimetric Method for cyanuric acid.
Operates on 3 x 1.5V AA alkaline batteries, delivering over 800 measurements without backlight.
Perfect for use in swimming pools, spas, cooling towers, industrial water systems, and laboratory environments requiring regulatory compliance.

This portable photometer provides reliable, reference-grade measurements, helping professionals maintain proper water chemistry, reduce operating costs, and support public health. Explore more advanced laboratory photometers and water testing instruments in the EnvMart catalog.