The citric acid is procured by expression from lemons, and is found in the juices of many other fruits mixed with malic acid.
How may the presence of malic acid in a vinegar be detected?
Lead sub-acetate precipitates mainly the malic acid which is always present in cider vinegar.
In their thorniness, however, there is no malice, only some malic acid.
It is a substance as yet imperfectly studied, and probably identical with malic acid.
From malic acid, by fermentation, or by digestion with hydriodic acid in sealed tubes.
malic acid has, however, been discovered to be present in the prothallus as a whole.
If malic acid is present, a voluminous flocculent precipitate will form.
All the combinations of malic acid with salifiable bases, which are named malats, were unknown to the ancient chemists.
The malic acid contained in them neutralises the chalky matter which causes the gouty patient's sufferings.
malic acid mal·ic acid (māl'ĭk, mā'lĭk)
A colorless crystalline intermediate in the Krebs cycle that occurs naturally in a variety of unripe fruit and is used as a flavoring and in the aging of wine.
|malic acid |
A colorless, crystalline compound that occurs naturally in a wide variety of unripe fruits, including apples, cherries, and tomatoes, and is an intermediate product of the Krebs cycle. It is used as a flavoring and in the aging of wine. Also called malate. Chemical formula: C4H6O5.