The API Freshwater Master Test Kit makes it easy to monitor essential water parameters and maintain a healthy freshwater aquarium. Using liquid reagents and color comparison charts, the kit measures pH, high-range pH, ammonia, nitrite, and nitrate, helping aquarists identify potentially harmful changes in water quality before they become serious problems.

Ideal for both newly established and mature freshwater aquariums, this comprehensive kit provides enough reagents for over 800 tests. With clearly labeled solutions, glass test tubes, and easy-to-follow instructions, it's an essential tool for monitoring the nitrogen cycle, troubleshooting water quality issues, and maintaining a stable aquarium environment.

Tests Included

• pH

• High-Range pH

• Ammonia (NH₃/NH₄⁺)

• Nitrite (NO₂⁻)

• Nitrate (NO₃⁻)

Kit Includes

• 7 bottles of testing solutions

• 4 glass test tubes with caps

• Color comparison chart

• Testing instructions

• Reusable storage case

Recommended Use: Test weekly and whenever water quality problems or changes in fish health are suspected.