Product Description

Hanna HI-719 Magnesium Hardness Checker® HC

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The HI719 Checker®HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure magnesium hardness. Designed as a more accurate alternative to chemical test kits, the HI719 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, Environmental, Plating, Education

Specifications Hanna HI-719 Magnesium Hardness Checker® HC


SKU	HI719
Product Name	Magnesium Hardness Checker® HC – HI719
Quote Required	Yes
Hardness, Magnesium Range	0.00 to 2.00 ppm
Hardness, Magnesium Resolution	0.01 ppm
Hardness, Magnesium Accuracy	±5% of reading ± 0.20 ppm
Hardness, Magnesium Method	adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, EDTA colorimetric method. The reaction between magnesium and reagents causes a reddish-violet tint in the sample.
Photometer/Colorimeter Light Source	LED @ 525 nm
Photometer/Colorimeter Light Detector	silicon photocell
Battery Type/Life	(1) 1.5V AAA
Automatic Shut-Off	after ten minutes of non-use
Environment	0 to 50°C (32 to 122°F); RH max 95% non-condensing
Weight	64 g (2.25 oz.)
Dimensions	86.0 mm x 61.0 mm x 37.5 mm (3.4″ x 2.4″ x 1.5″)
Ordering Information	HI719 Checker®HC is supplied with 2 cuvettes and caps, reagent starter kit (50 packets of reagent), 1 X 1.5X AAA battery, and an instruction manual.