L-malic Acid

Introduction of L-malic Acid:
1. L-malic acid, an organic compound, can be widely found in vegetables and fruits, especially in apples, bananas, oranges, beans, potatoes and carrot.
2. As our body only contains malic dehydrogenase, so we can only make full use of L-malic acid.
3. L-malic acid is a vital product of our food additives and food ingredients.

Uses of L-malic Acid:
1. Food industry: it can be used in the processing and concoction of beverage, liqueur, fruit juice and the manufacture of candy and jam etc. It also has effects of bacteria inhibition and antisepsis and can remove tartrate during wine brewing.
2. Tobacco industry: malic acid derivative (such as esters) can improve the aroma of tobacco.
3. Pharmaceutical industry: the troches and syrup compounded with malic acid have fruit taste and can facilitate their absorption and diffusion in the body.
4. Daily chemical industry: as a good complexing agent, it can be used for toothpaste formula, spice synthesis formulas and so on. It also can be used as a deodorant and detergent ingredients.

Specifications of L-malic Acid:

Name	L-Malic Acid
CAS No.	97-67-6
Chemical Formula	C4H6O5
Specification	The supplier\'s export standard
Packing	In 25kg fiber drums
Functional use	Acidity regulator
Items	Specifications
Appearance	White crystals or crystalline powder
Assay	99.0% min
Specific Rotation	-1.6 o --- -2.6 o
Residue on ignition	0.05% max
Chloride	0.004% max
Sulphate	0.02% max
State of solution	clarification
Readily oxidizable substance	Qualified
Fumaric Acid	1.0% max
Maleic Acid	0.05% max
Heavy metals(as Pb)	20 ppm max
Arsenic(As)	2 ppm max