Shop for Aquarium Water Care

Tests ammonia levels from 0 to 8 ppm in fresh or salt water.

Makes aquarium water acidic; contains no phosphates. pH is the measure of acidity of water. Proper testing and adjustment of aquarium pH is essential for fish health, disease resistance, good fish color, and successful breeding. To lower pH, add 2 drops of pH DOWN for each U.S. gallon of aquarium water. If fish are present in the aquarium, do not change the pH more than 0.2 in any 24-hour period. Read package carefully.

Makes aquarium water acidic; contains no phosphates. pH is the measure of acidity of water. Proper testing and adjustment of aquarium pH is essential for fish health, disease resistance, good fish color, and successful breeding. To lower pH, add 2 drops of pH DOWN for each U.S. gallon of aquarium water. If fish are present in the aquarium, do not change the pH more than 0.2 in any 24-hour period. Read package carefully.

Makes aquarium water acidic; contains no phosphates. pH is the measure of acidity of water. Proper testing and adjustment of aquarium pH is essential for fish health, disease resistance, good fish color, and successful breeding. To lower pH, add 2 drops of pH DOWN for each U.S. gallon of aquarium water. If fish are present in the aquarium, do not change the pH more than 0.2 in any 24-hour period. Read package carefully.

Makes aquarium water acidic; contains no phosphates. pH is the measure of acidity of water. Proper testing and adjustment of aquarium pH is essential for fish health, disease resistance, good fish color, and successful breeding. To lower pH, add 2 drops of pH DOWN for each U.S. gallon of aquarium water. If fish are present in the aquarium, do not change the pH more than 0.2 in any 24-hour period. Read package carefully.

Automatically set & stabilize your aquarium pH . Remove chlorine & detoxify heavy metals.

Tests calcium, carbonate hardness, phosphate and nitrate levels quickly and accurately.

Tests saltwater aquariums for 4 important water conditions: high range pH, ammonia, nitrite and nitrate.

Use these water conditioners to keep your fish and aquarium in tip-top shape. Choose Stress Zyme or Stress Coat+.

Works instantly to detoxify heave metals, remove chlorine and break the chloramine bond in tap water.