LRDHU
Test the total alkalinity. The proper range for total alkalinity is 80 to 120 ppm. (parts per million) Test for pH. The proper range for pH is between 7.4 and 7.6. Be sure the total alkalinity is in the. proper range before adjusting the pH. Test for chlorine. Check the water for chlorine residual. Make sure there is at least 1 ppm of ................
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