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Technical Data Sheet D-Aspartic acid
Compound Information
Product Name:
D-Aspartic acid
CAS No.:
1783-96-6
Molecular Formula:
C4H7NO4
Molecular Weight:
133.1
Storage:
Store at RT
Revision Date:
2026-04-15
Analytical Information
| Tests | Specifications |
|---|---|
| Appearance | White crystalline powder |
| Heavy Metals | ≤10 ppm (as Pb) |
| Anion | Chloride : ≤ 0.02% Ammonium : ≤ 0.02% Sulfate : ≤0.02% |
| Cation | Iron : ≤ 10 ppm Arsenic : ≤1.0 ppm |
| pH | 2.5 -3.5 |
| Specific Rotation | [a]20D = -24.8 to -25.8 ° |
| Transmission | ≥ 98% |
| LOD | ≤ 0.2% |
| Residue On Ignition | ≤ 0.1% |
| Purity | 98.5 - 101.0% |
| 1H NMR | Pass test |
| IR | Pass test |
| Raman | Pass test |
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