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Lactic Acid - LoveToKnow 1911 |
 | | It may be prepared by the lactic fermentation of starches, sugars, gums, andc., the sugar being dissolved in water and acidified by a small quantity of tartaric acid and then fermented by the addition of sour milk, with a little putrid cheese. |
 | | 27); by the oxidation of propylene glycol (A. Wurtz); by boiling a-chlorpropionic acid with caustic alkalis, or with silver oxide and water; by the reduction of pyruvic acid with sodium amalgam; or from acetaldehyde by the cyanhydrin reaction (J. Wislicenus, Ann., 1863, 128, p. |
 | | Chromic acid oxidizes it to acetic acid and carbon dioxide; potassium permanganate oxidizes it to pyruvic acid; nitric acid to oxalic acid, and a mixture of manganese dioxide and sulphuric acid to acetaldehyde and carbon dioxide. |
| www.1911encyclopedia.org /Lactic_Acid (415 words) |
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