My water report for Aurora, give numbers for Hardness (as CaCO3) at 126. And Hardness-CA (as CaCO3) at 100. They also include Calcium at 4o. They do not include Magnesium MG. My question to you all is. How do I find the magnesium level from the numbers above? Thanks in advance, I am more...

The general back of the napkin formula is: Delta_pH = mEq's/(BC x Kg) Where: BC = buffering capacity, in units of mEq/Kg_pH Kg = Kilograms of grist being mashed Delta_pH = pH_Initial - pH_Target mEq's = the number of milliequivalents of acid or base required to move the pH to the target. Some...