Low mineral content

Mineral salt content, calculated as a fixed residue, not greater than 500 mg/l

Very low mineral content

Mineral salt content, calculated as a fixed residue, not greater than 50 mg/l

Rich in mineral salts

Mineral salt content. Calculated as a fixed residue, greater than 1500 mg/l

Contains bicarbonate

Bicarbonate content greater than 600 mg/l

Contains sulphate

Sulphate content greater than 200 mg/l

Contains chloride

Chloride content greater than 200 mg/l

Contains calcium

Calcium content greater than 150 mg/l

Contains magnesium

Magnesium content greater than 50 mg/l

Contains fluoride

Fluoride content greater than 1 mg/l

Contains iron

Bivalent iron content greater than 1 mg/l

Acidic

Free carbon dioxide content greater than 250 mg/l

Contains sodium

Sodium content greater than 200 mg/l

Suitable for a low-sodium diet

Sodium content less than 20 mg/l