| Management number | 234585791 | Release Date | 2026/07/02 | List Price | US$31.98 | Model Number | 234585791 | ||
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Get accurate results for your saltwater aquarium with our simple handheld colorimeter. The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer- Lambert principle to determine the concentration of magnesium colorimetrically. The HI783 is designed specifically to measure magnesium levels in a saltwater aquarium or in marine biology applications. The 1000 to 1800 ppm range is ideal for coral/fish or fish-only aquarium maintenance.
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