API® 5 in 1 Aquarium Test Strips for Aquarium Water Testing

DESCRIPTION API 5-in-1 Freshwater and Saltwater Aquarium Test Strips help prevent invisible water problems that can be harmful to fish. Use these strips to monitor your water and keep your fish safe and healthy. Features: Monitors levels of pH, nitrite, nitrate carbonate and general water hardness in freshwater and saltwater aquariumsDip test strips into aquarium water and check colors for fast and accurate resultsHelps prevent invisible water problems that can be harmful to fish and cause fish lossUse for weekly monitoring and when water or fish problems appearIncludes: Contains one (1) API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count BoxIntended Pet(s): FishProduct Dimensions: 3.25 x 1.75 x 6.5Directions: Dip strip directly into aquarium and swirl two times. Remove horizontally with pads facing up. Do not shake off excess water. Compare to the color chart on the tube. Starting with the pad closest to your hand, immediately read General Hardness (GH) and Carbonate Hardness (KH). Wait 30 seconds, then read pH, Nitrite, and Nitrate. Keep wet fingers out of tube. Close tube tightly after removing strip. Store in a cool, dry place. For best results, read in a well-lit area.