Test Strips for Pools and Hot Tubs Tests for 7 important chemistries in seconds: Total Hardness, Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity, and Cyanuric Acid. Buy On Amazon If you click this link and buy, we earn a commission at no additional cost to you. ...
If your pH is high and alkalinity is low in the same water, you may need to addpH reducer/minus and then alkalinity increaser to your pool to lower pH and increase alkalinity respectively. In very rare cases, your total alkalinity may be high but with a low pH in the same pool. What...