L-malic acid by MP Biomedicals is a high purity reagent. This organic compound is a dicarboxylic acid. The preparation is available as a white powder which is soluble in water. This compound contributes to the pleasantly sour taste of fruits. The malate form plays an important role in biochemistry, in the C4 carbon fixation process, as well as in the the citric acid cycle. Malic acid is the main acid in various fruits, including apricots, blackberries, blueberries, cherries, grapes, peaches, pears, and plums etc. CAS No. 97-67-6 Quantity Provided: 100 gm per pack Molecular Formula: C4H6O5 Molecular Weight: 134.09 Soluble in water L-malic acid is widely used in chemical and biological sectors. It is widely used in the food industry as E296. It contributes to the sourness of green (unripe) apples. It imparts a tart taste to wine, although the amount decreases with increasing fruit ripeness. It is also a component of some artificial vinegar flavours, such as "salt and vinegar" flavoured potato chips. It is also used with or in place of the less sour citric acid in sour sweets.