Test Equipment

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...

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...

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

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

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

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 oth...

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

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

The HI97115 is a compact and versatile Marine multiparameter photometer designed to accurately determine pH, Alkalinity, Ammonia, Calcium, Magnesi...

For Fresh and Saltwater Ammonia and ammonium are substances which should be converted rapidly into nitrite followed by nitrate and nitrogen gas.If ...

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...

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

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

  1-Pack ICP-OES Testing Kit | Triton Triton ICP-OES testing will provide you with a detailed analysis for 36 different elements with extreme accur...

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...

  The HI702-25 are the replacement reagents for the HI702 Copper High Range Checker® HC. These high-quality reagents are manufactured in our state-...

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...

Checktemp® Digital Thermometer is a great choice for easy operation with clear digits and better accuracy over a wide range. Measure temperature wi...