Test Equipment

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

This reagent works with both the 755 & 772 Hanna checker.   Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to you...

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

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

This portable refractometer is used for determining the salinity of various solutions. It has a rubber grip to prevent your body temperature from ...

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

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

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

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

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

  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...

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

Magnesium is present in NSW in a fairly high concentration (1300 - 1400 mg/L). Magnesium is an essential part of chlorophyll, which is necessary fo...

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...

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

Phosphate also blocks or retards the growth of corals and calcareous algae. One of the scientific studies shows that a phosphate concentration high...

Designed to bring simplicity to salinity testing during the any process, the HI98319 Marine Salinity Tester measures conductivity (EC) to determin...

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

The HI731315 are spare glass cuvettes and plastic caps used with the HI7XX Checker® HC colorimeters. Each cuvette has a 10 ml level mark to measur...

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

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...