So, my water is pretty soft:
Total Dissolved Solids (TDS) Est, ppm 51
ppm
Sodium, Na 8
Potassium, K < 1
Calcium, Ca 6
Magnesium, Mg 1
Total Hardness, CaCO3 19
Nitrate, NO3-N < 0.1 (SAFE)
Sulfate, SO4-S 1
Chloride, Cl 7
Carbonate, CO3 < 1
Bicarbonate, HCO3 16
Total Alkalinity...