RO water ....
pH 6.7
Total Dissolved Solids (TDS) Est 33
Electrical Conductivity, mmho/cm 0.06
Cations / Anions, me/L 0.4 / 0.3
ppm
Sodium, Na 6
Potassium, K < 1
Calcium, Ca 1
Magnesium, Mg < 1
Total Hardness, CaCO3 3
Nitrate, NO3-N < 0.1 (SAFE)
Sulfate, SO4-S < 1
Chloride, Cl 3
Carbonate, CO3...