API Test Strips Elements:5 in 1 250 mL will easily treat

250 mL will easily treat 400 L (100 US gallons) for several months

Key Features :

5" Volcano ornament

Elemental iodine complex

Portable Refractometer (with automatic temperature compensation)

API Test Strips Elements:5 in 1 250 mL will easily treat33F pH Accurately test pH levels in your water ranging from 6. 0 to 9. 0 ppm. These strips include a dessicant lined tube with a snap tight cap, a colour chart, and information. Ideal for fresh or saltwater 25 tests 5 in 1 Test the five most important water parameters pH, KH, GH, nitrate, and nitrite in a single step. Compare the colors to the provided colour card to prevent unseen water problems that can be harmful to livestock. Includes information