MULTI-TEST PH- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample as...

MULTI-TEST PO4- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample...

MULTI-TEST FE- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample as...

MULTI-TEST NO2 AND NO3- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test...

MULTI-TEST NH4- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample...

PH ALERT TEST PERMANENT PH No tests, no strips. Lasts up to 4 times longer than competitive products. Continuously monitors pH in freshwater. pH Alert is a unique color-changing sensor designed to be placed in the aquarium or filter to continuously monitor pH. A sensor reversibly changes color from yellow to orange to red alerting you to pH changes...

ALERT COMBO PACK 1 AN Seachem sensor technology. Continuously monitors ammonia and pH in freshwater. No test, no strip. One-year shelf life Ammonia Alert and pH Alert feature a sensor that reversibly changes color in response to changes in freshwater ammonia and pH levels. Place them in your aquarium and access your values instantly. No chemicals...

AMMONIA ALERT-. No tests, no strips. Continuously monitors free ammonia. Marine and freshwater. Ammonia Alert is an innovative color-changing sensor for detecting and monitoring toxic free ammonia. A sensor reversibly changes from yellow to green to blue, depending on the ammonia concentration. No test kit, chemical or procedure is required. The...

REEF ADVANTAGE CA 4KG- Concentrated ionic calcium powder supplement. Maintains magnesium and strontium. Can be added directly to the aquarium. Reef Advantage Calcium is a non-caustic (pH 8.3-8.6) blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential for all coral...

REEF ADV. CALCIUM 500GRS- Concentrated ionic calcium powder supplement. Maintains magnesium and strontium. Can be added directly to the aquarium. Reef Advantage Calcium is a non-caustic (pH 8.3-8.6) blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential for all...

REEF ADVANTAGE CALCIUM 20Kg Concentrated ionic calcium powder supplement. Maintains magnesium and strontium. Can be added directly to the aquarium. Reef Advantage Calcium is a non-caustic (pH 8.3-8.6) blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential for all...

PRIME 2 L Renders tap water clean for aquarium use. Highly concentrated and economical. Prime makes tap water clean for aquarium use by removing chlorine and chloramine. It degrades chloramine to ammonia, which is then detoxified by the product. It also detoxifies nitrites and nitrates. It is a neutral product which does not modify the pH, and does...