Aqua Sodae, B.P.C. Soda Water.

Botanical name: 
Sodium

Format explanation
Related entry: Sodium Bicarbonate - Sodium Chloride

Sodium Bicarbonate 0.034 | 3 grains
Sodium Chloride 0.017 | 1 ½ grains
Sodium Sulphate 0.006 | ½ grain
Distilled Water ... to 100.000 | to 20 fl. ounces

Dissolve the salts in the distilled water, and saturate the solution with carbon dioxide under pressure.

The British Pharmaceutical Codex, 1911, was published by direction of the Council of the Pharmaceutical Society of Great Britain.