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  1. J

    Units of Measure

    Thank you for such a complete answer.... I am now confident that the results from the tester I have, are what PoolMath needs (same units) and that what was resulting was not spiralling my pool chemistry out of control. :) I also have some liquid chlorine to source and purchase I think, so...
  2. J

    Units of Measure

    Thanks. The electronic tester is calibrated each time its used, but I here what you are saying.... What I am sort of struggling with is most of the guidance online seems to suggest that chlorine levels should be maintained between 1-3mg/l (PPM) for an outside pool, yet the pool math program...
  3. J

    Units of Measure

    Hi, We are new to the pool game having just moved to a house with a pool... Left for us was a Scuba II Electronic pool tester, that measures Chlorine in mg/l (0.1 to 6.0) and all other measurements in mg/l as well apart from pH obviously.... How does that relate to the logging units of the...