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The Hanna Iron Low Range Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine absorbance and ion concentration. Professional instrumentation offers greater resolution and accuracy but can cost hundreds of dollars. The Hanna Iron Low Range Checker® uses a fixed wavelength LED and silicon photo detector to provide the accuracy of professional instrumentation at the affordable price of a chemical test kit.
Details
The HI746 Checker®HC (Handheld Colorimeter) is a simple, accurate and cost-effective way to measure iron in the low range. Naturally present in water in low concentrations, iron may affect the taste of water, as well as stain both laundry and household appliances. Also an indicator of corrosion, iron is monitored in industrial plants and water cooling and heating systems. Designed as a more accurate alternative to chemical test kits, the HI746 provides quick, accurate results in four easy steps:
Features at-a-glance
Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small size, big convenience
Ideal for: Water Quality, Education, Industrial, Municipal Water, Aquarium
Specifications
Range 0 - 999 ppb
Resolution 1 ppb
Accuracy @ 25°C/77°F ±20 ppb ±5% of reading
Light Source LED @ 575 nm
Light Detector silicon photocell
Method adaptation of the TPTZ method
Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Battery Type (1) 1.5V AAA
Auto-off after ten minutes of non-use
Dimensions 86.0 mm x 61.0 mm x 37.5 mm (3.4" x 2.4" x 1.5")
Weight 64 g (2.25 oz.)
Ordering Information HI746 Iron Low Range Checker® HC
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