Marine Test Kits

Features Salinity measurements calculated from a conductivity measurement using known tables Choice of measurement units displayed in parts per tho...

Calcium is not the only substance needed to form the skeletal material of corals and allow calcareous algae to grow. Carbonate and bicarbonate are ...

Phosphate has several negative effects if present in a too high concentration. First of all undesirable algae growth might result. Making an aquari...

The Hanna HI784-25 Marine Ammonia HC Checker Reagents are high-quality replacement reagents designed specifically for use with the HI784 Marine Amm...

The Hanna HI758 Marine Calcium Checker is a high-precision digital colorimeter designed for measuring calcium levels in marine and reef aquariums. ...

Convenience of individual packaging Ideal for use

In a properly cycled aquarium, nitrite is converted to nitrate and then, if there are areas deprived of oxygen such as in live rock and other filte...

The ammonia test can be used for both marine and freshwater.WARNING!KEEP OUT OF REACH OF CHILDRENIRRITATING AND HARMFUL NH3 reagent is irritating ...

The Hanna HI772 Alkalinity dKH Checker is a precision digital colorimeter designed to measure alkalinity (dKH) in marine and reef aquariums. Alk...

The HI774-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Phosphorus Ul...

The Hanna HI782 Marine Nitrate High Range Checker HC is a precision digital colorimeter designed for measuring nitrate levels in marine and reef aq...

Marine Phosphorus Ultra Low Range Checker®  Achieve accurate water testing results

The Hanna Marine Magnesium Checker® Reagents (25 Tests) are high-quality replacement reagents specifically designed for use with the HI783 Marine M...

The Hanna Marine Calcium Checker® HC Reagents (25 Tests) are premium-quality replacement reagents designed for use with the HI758 Marine Calcium Ch...

The Hanna Phosphorus ULR Checker is our most recommended phosphorus testing tool. It provides highly accurate, easy and quick results. The checker ...

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

The Hanna Instruments 35ppt Salinity Calibration Sachet is a high-precision solution designed to calibrate refractometers and salinity meters used ...

Potassium concentration in natural seawater is approximately 400ppm. Many aquarists have reported that low potassium value reduces colours in coral...

The pH value in a marine tank has a major impact on the growth of corals and calcareous algae and on many biological processes. The pH should not b...

When there are insufficient areas of a tank which are deprived of oxygen (anaerobic zones) or denitrification is not taking place properly, nitrate...

MAGNESIUM PROFI TEST

The Hanna HI774 Marine Phosphate Checker ULR (Ultra Low Range) is a high-precision digital colorimeter designed to measure extremely low phosphate ...

HI782-25 (25 tests) The HI782-25 are the replacement reagents for the HI782 Nitrate High Range Checker.  These high quality reagents are manufactu...