API Saltwater Master Test Kit is a complete test kit for testing tap and aquarium water. 
 
- Tests High Range pH, Ammonia, Nitrite, and Nitrate: The four most important tests for checking the nitrogen cycle in your aquarium
- All-Inclusive Kit: This kit has everything you need to get started, including laminated color cards, test tubes, and a holding tray
- Correct Unsafe Water Conditions: The included instruction booklet will guide you through how to correct any unsafe water conditions you may find during testing
- pH Testing: Learn how to measure the acidity of your water with a pH reading between 7.4 to 8.8 in both fresh and saltwater aquariums
- Ammonia Testing: Discover how to test for toxic ammonia in your water that can damage gill membranes and lead to fish death if left unchecked
- Invaluable Information: The Saltwater Master Test Kit provides information on how often to perform tests, what test results mean, and how to keep your fishies swimming happy