Customization: | Available |
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CAS No.: | 6915-15-7 |
Formula: | C4h6o5 |
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L-Malic Acid |
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Chemical Name |
L-hydroxy butanedioic acid |
Chemical Formula |
C4H6O5 |
Molecular Weight |
134.09 |
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Appearance: |
White or nearly white, crystalline powder or granules having a special acid taste |
Assay: % |
99.0 %min |
Specific Rotation: |
-1.6°~ -2.6° |
Residue on Ignition % |
0.10% Max |
Clarity Test |
Qualified |
Chloride(as CI) |
0.004%Max |
Arsenic(as As) mg/kg |
2.0mg/kg Max |
Heavy metals(as Pb) mg/kg |
10.0mg/kg Max |
Malieic Acid % |
0.05%Max |
Sulfate % |
0.02% Max |
Fumaric Acid % |
0.5% Max |
Application:
(1) In 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) In tobacco industry: malic acid derivative (such as esters) can improve the aroma of tobacco.
(3)In 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