A complete kit for testing marine aquarium water. Tests water four ways to protect marine fish and invertebrates from dangerous water conditions. Kit includes tests for: High Range pH, Ammonia, Nitrite, Nitrate, plus four test tubes, holding tray and test tube rack. Fast, easy and accurate.

Mars Fishcare is an industry leading manufacturer and international supplier of a complete line of aquarium and pond products. We manufacture and sell hundreds of products across many different product categories, including Aquarium and Pond Treatments, Aquarium Equipment, Aquariums and Fish Nutrition. We produce just about everything to meet the needs of aquarium owners and pond keepers.