Maintaining good water quality is the key to successful fish keeping. With the API Freshwater Master Test Kit, you can test the most important levels in your koi pond. Plus, this kit includes step-by-step instructions on how to perform each test, how to interpret the results and how to correct unsafe water conditions.
The API Freshwater Master Test Kit contains over 800 tests for you to carefully monitor Ammonia, Nitrite, Nitrate, pH (6.0 - 7.6), and pH High Range (7.4 - 8.8)
Inside the durable, plastic container, you will find 4 glass test tubes, 7 test bottles, easy to read instructions, and the colour charts.