Measures the most important aquarium levels quickly and accurately!

• Tests High Range pH, Ammonia, Nitrite, & Nitrate
• Includes all tests required to test the nitrogen cycle
• Fast, easy, and accurate for precise test results
• Economical Conducts 550+ tests

Maintaining good water quality is the key to successful fishkeeping!

The API Saltwater Master Test Kit is a complete kit for testing saltwater aquariums to protect marine fish and invertebrates from unsafe water conditions.

The Saltwater Master Test Kit tests 4 key salt water parameters, and 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.