So here is what I have to work with...
pH 8.1
Total Dissolved Solids (TDS) Est, ppm 158
Electrical Conductivity, mmho/cm 0.26
Cations / Anions, me/L 3.0 / 3.0
Sodium, Na < 1
Potassium, K 3
Calcium, Ca 37
Magnesium, Mg 12
Total Hardness, CaCO3 143
Nitrate, NO3-N 0.1 (SAFE)
Sulfate...