The best liquid test kit for pools and spas on the market. This is the one we use in the field. This kit is easy to use and always accurate. Includes printed color comparison chart, waterproof detailed instructions, treatment charts with dosage tables and chemistry guide.

Test Kit tests your pool/spa for:

* Free & Total Chlorine - 0.5ppm - 5.0ppm
* Bromine - 1.0ppm - 10.0ppm
* pH - 6.8 - 8.2
* Acid Demand / Base Demand
* Calcium Hardness
* Total Alkalinity
* Cyanuric Acid