l-aspartic acid API
Basic Info
Model No.: API
Product Description
L-aspartic acid:
Appearace:
white and odorless crystal powder with little acidity,slightly dissolves in water and undissolves in alcohol and ether.
Test Item | Specification |
Assay% | 98.5~101.0 |
Transmittance% | ≥98.0 |
Specific roation[α]D20 | +24.8°~+25.8° |
PH | 2.5~3.5 |
Loss on drying% | ≤0.20 |
Residue on ignition% | ≤0.10 |
Chloride[Cl]% | ≤0.02 |
Sulfate[SO42-]% | ≤0.02 |
Arsenic[As]ppm | ≤1 |
Heavy Metals[Pb]ppm | ≤10 |
Iron[Fe]ppm | ≤10 |
Am |
Product Categories : Amino Acids
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