Acidum Lacticum. Lactic Acid. Hc3h5o3=89.79.

Source

Usually obtained by subjecting milk-sugar or grape-sugar to lactic fermentation. It contains 75 per cent. by weight of absolute Lactic Acid, in aqueous solution.

Characters

A colorless syrupy liquid, of a purely acid taste, and absorbing moisture on exposure to damp air. Sp. gr., about 1.213. Solubility. - Freely miscible with water, Alcohol or Ether.

Impurities

Mineral acids, sugar, lead, and iron.

Lactic Acid is used in Syrupus Calcii Lactophosphatis.