S. Bernardo – Naturale is a still water from Italy. Calcium-bicarbonate type, very low mineralization.
| Ion | mg/L |
|---|---|
| Calcium (Ca²⁺) | 10.8 |
| Magnesium (Mg²⁺) | 0.4 |
| Sodium (Na⁺) | 0.8 |
| Chloride (Cl⁻) | 0.6 |
| Sulfate (SO₄²⁻) | 1.5 |
| Bicarbonate (HCO₃⁻) | 32 |
| At a glance | |
|---|---|
| Total of these six minerals | 46.1 mg/L |
| Total hardness (as CaCO₃) | 28.6 mg/L |
| Alkalinity (as CaCO₃) | 26.2 mg/L |
| Sulfate-to-chloride ratio | 2.7:1 |
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 |
|---|---|---|
| Epsom salt (MgSO₄) | 0.02 g | 0.02 g |
| Chalk (CaCO₃) | 0.40 g | 0.42 g |
| Baking soda (NaHCO₃) | 0.03 g | 0.04 g |
The common salts reproduce every ion within 10%.
Ca/Mg/Na/HCO3 from h2omatch.com's database; sulfate/chloride researched (confidence: High). Current retail label analysis; SO4 1.5 mg/L, Cl 0.55 mg/L.