Hanna Marine Magnesium Checker

Stop relying on chemical test kits that have limited accuracy. Get accurate water testing results with our simple handheld colorimeter for freshwater. Don't waste anymore time matching your sample to a color chart. With our magnesium hardness colorimeter you get more precise technology than your typical chemical test kit. Our handheld colorimeter eliminates the hassle of color matching by providing a direct magnesium hardness result digitally.

• Easily carry our portable handheld colorimeter in your pocket.
• Get your magnesium hardness results simply with one-button operation
• Ensure consistent results across samples with the built in reaction timer.

*Products classified as Dangerous Goods can only be shipped via ground.

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 a few 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