Salt Water Salinity Calculator — Calculate Salt and Water

Calculate the salt and water needed for a target salinity, or check the salinity of your current mixture.

Calculation

Make a target salinityCheck current salinity

Total solution (g)Target salinity (%)

Salt needed20 g

Water needed980 g

Salinity (%) = salt weight ÷ (salt + water weight) × 100.

This uses mass percent for salt mixed only with water. It does not directly apply to other salty ingredients or volume measurements (mL).

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