Back to tools
Water Chemistry Calculator
Calculate mineral salt additions to match a target water profile.
Source Water (ppm)
Ca²⁺
Mg²⁺
Na⁺
SO₄²⁻
Cl⁻
HCO₃⁻
Target Water (ppm)
Ca²⁺
Mg²⁺
Na⁺
SO₄²⁻
Cl⁻
HCO₃⁻
Salt Additions
Gypsum (CaSO4)10.9 g
Calcium Chloride (CaCl2)11.8 g
Epsom Salt (MgSO4)3.8 g
Baking Soda (NaHCO3)10.4 g
Resulting Profile (ppm)
Ca²⁺
76
Mg²⁺
5
Na⁺
38
SO₄²⁻
100
Cl⁻
75
HCO₃⁻
100