API Fresh Water Master Test Kit for Aquarium & Pond pH, Ammonia, Nitrite and Nitrate
- Tests the parameters that affect the health of freshwater fish: pH, High Range pH, Ammonia, Nitrite and Nitrate.
- It is highly accurate and economical.
- For ease of use, it comes with 4 glass test tubes with snap-tight caps & a convenient holding tray.
- The kit also includes a complete, step-by-step instruction booklet with computer calibrated color chart which provides information on how to correct unsafe water conditions.