Aquarium Water Tests & Kits

The Aqua Medic pH Controller is a precision instrument for controlling the pH value in aquaria. It can be mounted on the aquarium front or side gl...

Regular testing and maintenance of water parameters is important for the health of fish, plants and coral. Aqua One test kits make it easy to balan...

Keep the water quality in your aquarium at optimum levels with new Aqua One Quick Drop Senior pH Test Kit.Regular testing and maintenance of water ...

Natural seawater (NSW) concentration of iodide is 0.06 mg/L. Ideally, it is advisable to maintain iodide close to NSW concentration. Concentrat...

Aqua One Magnesium Test Kit ensures your marine tank is kept in optimum condition. Magnesium is one of the most abundant elements in seawater. It p...

Aquatopia high precision pH Calibration Solutions includes 3 x ph 7 and 3 x ph 10 sachets.  

Measure visually in real-time the CO2 levels in your planted aquarium. Great for fish safety and monitoring plant growth. Includes 15ml solution, d...

Regular testing and maintenance of water parameters is important for the health of fish, plants and coral. Aqua One test kits make it easy to balan...

This kit combines the Silicate, Phosphate, and Iodine/Iodide kits into one kit. MultiTest™ Reef Special performs over 75 tests and contains refe...

Marine pH should be 8.2—8.4. Tanks dosed with limewater may go as high as 8.6. Natural sea water has a total alkalinity of 2—3 meq/L, but aquar...

Testing your aquarium's water parameters regularly is an important part of keeping and maintaining a healthy environment for your fish and inverte...

Pre-measured refractometer calibration solution takes the guesswork out of properly calibrating your instrument - with no need for expensive or unr...

The accuracy of all electrodes is dependent upon their calibration. To ensure accurate readings, all electrodes need to be calibrated at regular in...

Easy to use, the density can be easily measured. Precise water inlet helps prevent air bubbles, increasing accuracy of measurementApplication: Hold...

Regular testing and maintenance of water parameters is important for the health of fish, plants and coral. Aqua One test kits make it easy to balan...

Dymax Refractometer Instant Salinity reading High quality Corrosive resistance Maximum accuracy

75 titration tests each for borate, carbonate & magnesium. It is designed specifically for seawater. The test is based on titration of magnes...

Highly accurate and stable calibration fluid for calibrating pH meters to a pH value of exactly 4.00 at room temperature. Do not reuse the amount o...

For use with up to 2 electrodes, easily attaches to the aquarium. The level of submergence of the electrodes is fully adjustable.

For use with up to  4 electrodes, easily attaches to the aquarium. The level of submergence of the electrodes is fully adjustable.

Aqua One has your CO2 requirements covered with the Nano CO2 Set. The set comes with everything you need to boost aquatic plant growth! Carbon diox...

Testing the pH of your aquarium water regularly to make proper adjustments is crucial to keep your fish, plants, and other aquarium animals health...