What should your calcium hardness be? What should your total alkalinity be? Are there ideal numbers? And if so, what are they for your pool? This article discusses these questions through the lens of overall water balance.
alkalinity and LSI
The LSI calls for the carbonate alkalinity of pool water...but this is a confusing term. Pool chemistry test kits only measure total alkalinity. So what is carbonate alkalinity? And how is it different than total alkalinity? As we have learned, semantics really do matter for this topic.