| Customization: | Available |
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| Storage Method: | Normal |
| Shelf Life: | >12 Months |
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Malic Acid is an extraordinary, naturally occurring organic acid known by its chemical name, hydroxysuccinic acid. With a precise molecular formula of C4H6O5 and a molecular weight of 134.09, this versatile compound is identified under two distinct CAS numbers based on optical rotation:
L-(-) -malic acid: CAS number 97-67-6, representing the left-handed, naturally occurring form.
Dl-malic acid: CAS No. 6915-15-7, showcasing the racemic mixture, a synthetic marvel.
Malic acid finds its illustrious applications across diverse sectors such as the food industry, medical field, and chemical industry. It serves multiple functions including acid regulation, powerful anti-oxidation, and exceptional metal ion chelation.
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L Malic Acid
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DL Malic Acid
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Item
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Standard
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Item
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Standard
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Assay(C4H6O5):
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≥99.0%
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Assay( C4H6O5):
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99.0%~100.5%
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Specific Rotation[α]D20ºC:
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-1.6°~-2.6°
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Specific Rotation[α]D25ºC
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-0.10°~+0.10°
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Residue on Ignition:
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≤0.10%
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Arsenic(as As):
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≤2mg/kg
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Clarity test:
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Qualified
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Lead(as Pb):
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≤2mg/kg
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Sulfate (as SO4):
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≤0.02%
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Residue on Ignition:
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≤0.1%
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Chloride(as Cl):
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≤0.004%
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Fumaric acid:
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≤1.0%
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Fumaric acid:
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≤0.5%
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Maleic acid:
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≤0.05%
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Maleic acid:
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≤0.05%
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Water insoluble matter:
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≤0.1%
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Versatile Application Fields
Food Industry Applications:
As a refined acidifier (E296), it imparts an authentic natural fruit acid flavor to beverages, sweets, jams, and more.
An admirable alternative to citric acid, it is utilized in effervescent tablets and mouthwashes to cleverly mask bitterness and enhance overall mouthfeel.
Medical Field Breakthroughs:
Acts as an intermediate in the synthesis of chiral compounds, such as alpha-amino protective reagents.
Serves as an excellent excipient for the treatment of liver disorders, burns, and ulcers, with the flexibility of oral or injectable administration.
Chemical & Daily Chemicals Innovations:
Utilized in the production of polyester resin, fluorescent whitening agents, chelating agents, and more.
Employed in cosmetics as a sophisticated pH regulator and antioxidant.
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