Chaudfontaine is a still water from Belgium. Medium mineralization, calcium-bicarbonate type with moderate sodium; balanced everyday-drinking profile.
| Ion | mg/L |
|---|---|
| Calcium (Ca²⁺) | 65 |
| Magnesium (Mg²⁺) | 18 |
| Sodium (Na⁺) | 44 |
| Chloride (Cl⁻) | 35 |
| Sulfate (SO₄²⁻) | 40 |
| Bicarbonate (HCO₃⁻) | 305 |
| At a glance | |
|---|---|
| Total of these six minerals | 507 mg/L |
| Total hardness (as CaCO₃) | 236.4 mg/L |
| Alkalinity (as CaCO₃) | 250.1 mg/L |
| Sulfate-to-chloride ratio | 1.1:1 |
Mineral salts to dissolve in reverse-osmosis or distilled water, calculated by the BrewWaterSolver solver with the most common homebrew salts.
| Salt | 5 gal (18.9 L) | 20 L |
|---|---|---|
| Calcium chloride (CaCl₂) | 1.22 g | 1.29 g |
| Epsom salt (MgSO₄) | 2.22 g | 2.35 g |
| Chalk (CaCO₃) | 2.34 g | 2.47 g |
| Baking soda (NaHCO₃) | 2.98 g | 3.15 g |
Closest match with these salts; it can't reach Mg 12.6 mg/L vs 18, SO4 46.8 mg/L vs 40, HCO3 268 mg/L vs 305 exactly.
Chalk (CaCO₃) doesn't dissolve well directly in mash or sparge water without dissolved CO₂ - slurry it in carbonated water (e.g. sparkling water) before adding it, rather than mixing it into still water or sprinkling it in dry, or the calculated amount may not fully dissolve. How to dissolve chalk with CO₂
Ardennes region, Belgium. Available in still, lightly sparkling, and sparkling variants with the same base mineralization.