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l-(-)-malic acid cas 97-67-6 manufacturer supply
Assay: 99%
Appearance: White crystalline powder
Capacity: 2000 MT per year
Packaging: 25kg fiber drum
Sample: available
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Category: Food Additives
L-(-)-Malic Acid QuickDetails
Chemical Name:L-(-)-Malic Acid
CAS No.: 97-67-6
Molecular Fomula: C4H6O5
Molecular weight:134.09
Appearance:White crystalline powder
Assay: 99%min
L-(-)-Malic AcidTypical Properties
| Item | Standard | Results |
| Appearance | Crystal or crystalline powder | crystalline powder |
| Odor | Special sour | Special sour |
| Assay (L-malic acid) % | ≧99% | 99.3% |
| αm(20℃, D)[dm2.kg-1]Specific rotation | -1.6~-2.6 | -2.1 |
| Residue on ignition | ≦0.1 | 0.04 |
| State of Solution | Pass the test | Qualified |
| Sulfate(SO4)% | ≦0.02 | <0.02 |
| Chloride % | ≦0.004 | <0.002 |
| Fumaric acid | ≦0.5 | 0.05 |
| Maleic acid | ≦0.05 | <0.01 |
| Heavy metals (Pb) | ≦10 | <10 |
| Arsenic | ≦2.0 | <2.0 |
| Lead | ≦2.0 | <2.0 |
| Conclusion | Qualified |
L-(-)-Malic AcidApplication
Used as food additive and drug raw material and so on.
L-(-)-Malic AcidPackage
25kg/drum
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