Hanna HI97725 Portable Photometer

Hanna HI97725 Chlorine, Cyanuric Acid, and pH Portable Photometer

HI97725 is an advanced portable photometer for the measurement of chlorine, cyanuric acid, and pH in water. This meter offers a superior optical system that utilizes a reference detector and narrow band interference filters for extremely fast and repeatable measurements.

Specifications
SKU HI97725
Product Name Chlorine, Cyanuric Acid, and pH Portable Photometer
pH Range 6.5 to 8.5 pH
pH Resolution 0.1 pH
pH Accuracy ±0.1 pH of reading at 25°C
pH Method adaptation of the Phenol Red Method
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 at 25°C
Total Chlorine Range 0.00 to 5.00 mg/L (as Cl2)
Total Chlorine Resolution 0.01 mg/L
Total Chlorine Accuracy ±0.03 mg/L ±3% of reading at 25°C
Chlorine Method adaptation of US EPA Method 330.5, DPD Colorimetric Method
Cyanuric Acid Range 0 to 80 mg/L (as CYA)
Cyanuric Acid Resolution 1 mg/L
Cyanuric Acid Accuracy ±1 mg/L ±15% of reading at 25°C
Cyanuric Acid Method adaptation of the Turbidimetric Method
Photometer/Colorimeter Light Source LED with 525 nm bandpass filter
Photometer/Colorimeter Light Detector silicon photocell
Bandpass Filter Bandwidth 8 nm
Bandpass Filter Wavelength Accuracy ±1.0 nm
Cuvette Type round 24.6 mm diameter (22 mm inside)
GLP yes
Display 128 x 64 pixel B/W LCD with backlight
Logging Memory 50 readings
Battery Type/Life 1.5 V AA Alkaline (3 pcs.) / > 800 measurements (without backlight)
Automatic Shut-Off after 15 minutes of inactivity (30 minutes before a READ measurement)
Environment 0 to 50°C (32 to 122°F); 0 to 100% RH (IP67)
Weight 380 g (13.4 oz.)
Dimensions 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0")

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