A Hand book of Industrial Organic Chemistry Adapted for the Use of Manufacturers
A Hand book of Industrial Organic Chemistry Adapted for the Use of Manufacturers
Samuel P Samuel Philip Sadtler
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015, and contains from three and a half to six per cent, of acetic acid. It is distinguished from the other varieties by yielding on evaporation a mucilaginous extract smelling and tasting of baked apples and containing malic acid, which replaces the tartaric acid of the wine vinegar. The differ- ences between cider vinegar and whiskey vinegar as manufactured in this country are shown in the accompanying analyses by Battershall :* Cider vinegar. Whiskey vinegar. Specific gravity 1. 0168 1. 0107... Specific gravity of the distillate from neutralfzed sample .... 0. 9985 0. 9973 Acetic acid 4. 66 7. 36 Total solids 2. 70 0. 15 Total ash 0. 20 0. 038 Potassa and phosphoric acid in ash . Considerable. None. Heated with Fehling's solution . . Copious reduction. No reduction. Treated with basic lead acetate . . Flocculent precipitate. No precipitate. Glucese, or Sugar, Vinegar, prepared from different saccharine and amylaceous materials by conversion with dilute acid, followed by fermenta- * Food Adulteration and Detection, New York, 1887, p.
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