DL-Malic Acid 617-48-1

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DL-Malic Acid 617-48-1
Posting date : Oct 12, 2009
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37-
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Property:White crystals or white crystalline powder, easily soluble in water, alcohol and other organic solvent. Its aqueous solution acidic Application:Used as color-keeper and antiseptic of juice. It is also used as emulsion stabilizer of egg yolk. DL-Malic acid also can be used as pharmaceutical intermediate, cosmetic,rinse, metal cleaner, buffering agent, retarder in textile industry, fluorescent whitening Specification: Assay % 99.0~100.5 Specific Rotation (c=8.5, H2O) -0.10° ~+0.10° Arsenic(As2O3) ≤2.0mg Heavy Metal(Pb) ≤5mg Residue On Ignition % ≤0.05 Chloride[Cl-]% ≤0.01 Sulfate % ≤0.04 Fumaric Acid% ≤ 1.0 Maleic Acid% ≤0.05

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