Origin. - A liquid composed of 36 per cent. by weight of absolute acetic acid (HC2H3O.2= 59.86) and 64 per cent. of water.

Description and Properties. - A clear, colorless liquid, having a strong, vinegar-like odor, a purely acid taste, and a strongly acid reaction. Miscible with water or alcohol in all proportions.

Dose. - The diluted acid only is given internally.

Official Preparations

Acidum Aceticum Dilutum - Acidi Acetici Diluti - Diluted Acetic Acid (6 per cent.). - Dose, 1-2 fluidrams (3.7-7.4 Cc.) [30 minims (2 Cc), U. S. P.].

Acidum Aceticum Glaciale - Acidi Acetici Glacialis - Glacial Acetic Acid. - Used as a caustic.