Test Equipment

Ammonia Alert® is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yello...

The HI774-25 are the replacement reagents for the HI774 Phosphate Ultra Low Range Checker® HC. These high-quality reagents are manufactured in ou...

The HI782-25 are the replacement reagents for the HI782 Marine Nitrate High Range Checker® HC. These high-quality reagents are manufactured in ou...

The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater ...

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered...

The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits...

The Coralife Digital Thermometer features an easy to read digital display with temperature in either Fahrenheit or Celsius depending on your choic...

The HI774 Ultra Low Range Phosphate Checker® HC (Handheld Colorimeter) is a cost-effective way to measure phosphate in marine systems, including r...

  Designed to bring simplicity to pH testing during the any process, the HI98103 Checker® pH Tester is designed for direct measurement. A repla...

A too high nitrate concentration can result in unwanted algae-growth and these might irritate corals in their neighborhood. Nitrate as such also re...

NEW SmartTemp Thermometer. This unique design combines a thermometer with a magnet. The Thermometer goes on the inside of the tank and the magnet ...

Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are needed as well. A few othe...

  Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Number...

Salifert test kits are the epitome of accuracy and precision. Their wide range of available tests have all been designed to detect the smallest tra...

  Hanna Instruments Marine Magnesium Checker® HC (HI783) is designed to accurately and quickly determine the magnesium level in marine (saltwater) ...

The HI713-25 are the replacement reagents for the HI713 Phosphate Low Range Checker® HC. These high-quality reagents are manufactured in our stat...

This test can be used to measure any ionic copper in your source water or to monitor copper levels during parasite treatments. The test kit includ...

High levels of silicate can lead to diatom blooms. Some tap water and even RO water may have silicates and should be monitored with a Silicate Test...

For HI98319 Salinity Tester use only. Not for use with refractometers. HI70024P is a premium quality 35.00 ppt salinity calibration solution that...

  The HI783-25 are the replacement reagents for the Marine Magnesium Checker® HC - HI783. These high-quality reagents are manufactured in our state...

Don't worry about the subjectivity of color charts, trust our handheld colorimeter for accurate measurements for your water testing. Get better ac...

Smart Stir is a small but clever labor-saving gadget to help you mix water test reagent with ease. Its strong motor and tiny magnetic stir...

Salifert pH Profi-Test The pH value in a marine tank has a major impact on the growth of corals and calcareous algae and on many biological proce...

Salifert test kits have been trusted by discerning reefers for years for their ease of use and reliability.  Many reefers will report loss of colo...