Magnesium Hardness Checker_1Magnesium Hardness Checker_2Magnesium Hardness Checker_3
HI-719 Magnesium Hardness Checker (0.00 to 2.00ppm)

The HI 719 Checker is a simple, accurate, and cost effective way to measure magnesium hardness.

The HI 719 uses an 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.

Ideal for:
• Water purification systems
• Heating and cooling systems
• Wastewater
• Drinking water

Key features:
• Palm-sized design
• ±0.20ppm ±5% of reading
• Dedicated to a single parameter
• Uses a single AAA battery
• Auto Power Off after 10 minutes in inactivity

Supplied with:
• 2 cuvettes and caps
• Reagent starter kit (reagents for 25 tests)
• 2 syringes with tips
• Plastic beaker
• 1 x 1.5V AAA battery
• Instruction manual


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