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DL-Malic Acid
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DESCRIPTION
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White or nearly white,crystalline powder or granules having a strong acid taste
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Chemical Name
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DL-hydroxy butanedioic acid
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Molecular Formula
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C 4 H 6 O 5
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Structural Formula
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Molecular Weight
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134.09
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SPECIFICATION
(FCCIV,1996) |
Assay(as C 4 H 6 O 5 )
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99.0%~ 100.5%
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Specific Rotation
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-0.10~ +0.10
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Heavy Metals (as Pb)
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10mg/kg Max
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Residue on Ignition
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0.1%Max
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Fumaric Acid
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1.0%Max
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Maleic Acid
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0.05%Max
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Water-insoluble Matter
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0.1%Max
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| Arsenic (as As 2 O 3 ) | 4mg/kg Max | |
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MAIN FUNCTION AND PURPOSE
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DL-Malic acid can be used as an acidulant in cool drinks (including lactobacillus drinks, milk drinks, carbonated drinks, cola), Frozen Foods (including sherbet and ice cream),processed foods (including wine and mayonnaise). It is 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 agent of polyester fibre.
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PACKING
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25KG net in Kraft/Plastic Bag lined with PE bag, 17MT/20FCL(on pallet) or 19MT/20FCL(without pallet).
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STORAGE
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Kept airtightly in a light-proof, dry and cool place.
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