Alcohol. A Liquid Composed Of About 91 Per Cent by weight, or 94 per cent., by volume, of Ethyl Alcohol, and about 9 per cent., by weight, of water. Synonyms. - Ethylic Alcohol. Spirit of Wine.

Source

Macerate rectified spirit with Anhydrous Potassium Carbonate to remove the water, then again with freshly fused Calcium Chloride, and distil.

Characters

A transparent, colorless, mobile and volatile liquid of a characteristic, rather agreeable odor, and a burning taste. Sp. gr., about 0.820. Boils at 172.40 F.; 780 C. Entirely volatilized.

Impurities

Resins or oils, detected by turbidity on dilution.

Alcohol is used to make Chloroform.

Preparation

Alcohol Dilutum

Diluted Alcohol. Synonym. - Proof Spirit A liquid composed of about 41 per cent., by weight, or about 48.6 per cent., by volume, of absolute Ethyl Alcohol, and about 59 per cent. of water. Alcohol, 500; distilled water, 500.

Characters

The same as those of Alcohol. Sp. gr., about 0.938.