| 41. | In particular, on adding tartaric acid.
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| 42. | He studied its pathology, confirming that the worms in the circulatory system could be cured by intravenous tartaric acid.
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| 43. | This material is the source for most commercial tartaric acid, which is used in cooking and in organic chemistry.
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| 44. | He noticed that a compound of titanium and tartaric acid from wine had a curious effect on certain molecules.
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| 45. | During this period he discovered tartaric acid and with his friend, Retzius, studied the relation of quicklime to calcium carbonate.
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| 46. | The acid is called so because it may be produced indirectly from tartaric acid, which is found in the grape.
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| 47. | Tartaric acid is a characteristic of grapes; in its leaves its content ranges from 5 to 7 grams per litre.
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| 48. | Daeschel says that when the malic and tartaric acids in wine are combined with the alcohol, the solution kills germs.
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| 49. | The racemic mixture of this chiral compound may be separated into enantiomers by conversion into the diastereomeric tartaric acid ammonium salt.
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| 50. | The wine is kept at this temperature until much of the tartaric acid has crystallized and precipitated out of the wine.
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