Customization: | Available |
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CAS No.: | 6915-15-7 |
Formula: | C4h6o5 |
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Factory Supply Malic Acid, L-Malic Acid, Dl-Malic acid
:Malic acid:A white or nearly white crystalline powder or granular with a tart, acidic, lingering taste.
It is used as a flavoring agent and pH control agent in food with the European food additive number E296
Malic acid sold in the market usually refers to its DL form.
L-malic acid
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Item
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Index
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L-Malic acid content,w/% ≥
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99.0
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Specific rotation
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-1.6~-2.6
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Burning residue,w/% ≤
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0.10
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Clarity
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Pass the test
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Sulfate (calculated as SO4),w/% ≤
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0.02
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Chloride (in CI),w/% ≤
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0.004
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Fumaric acid,w/% ≤
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0.5
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Maleic acid,w/% ≤
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0.05
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Heavy metals (calculated by Pb)/(mg/kg) ≤
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10.0
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Arsenic(As)/(mg/kg) ≤
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2.0
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Lead(Pb)/(mg/kg) ≤
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2.0
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DL-malic acid
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Item
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Index
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L-Malic acid content,w/% ≥
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99~100.5
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Specific rotation
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-0.10~+0.10
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Burning residue,w/% ≤
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0.10
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Fumaric acid,w/% ≤
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1.0
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Maleic acid,w/% ≤
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0.05
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Arsenic(As)/(mg/kg) ≤
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2.0
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Lead(Pb)/(mg/kg) ≤
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2.0
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Water insoluble substance ,w/% ≤
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0.
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