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Contains one (1) API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box
Monitors levels of pH, nitrite, nitrate, carbonate water hardness and general water hardness in freshwater and saltwater aquariums
Dip test strips into aquarium water and check colors for fast and accurate results
Helps prevent invisible water problems that can be harmful to fish and cause fish loss
Use for weekly monitoring and when water or fish problems appear