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Chemicals - Amino Acids |
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| L-Aspartic Acid, USP Grade, Pyrogen Free |
| [C4H7NO4] |
| Description: |
| Orthorhombic bisphenol leaflets or rods.
Molecular weight: 133.10. CAS#56-84-8. |
| Application: |
| Non-essential amino acid for human development.
Pharmaceutical, food, industrial and biodegradable polymer applications. |
| Varsal advantage: |
| Varsal's L-Aspartic Acid facilities can produce pyrogen-free
USP grade products packaged in a clean-room. Requirements for
particle size can be customized. |
| Specifications: |
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Specs |
Typical |
| Assay: |
98.5% - 101.5% |
99.2% |
| Identification (IR): | Comforms to standard spectrum | Complies |
| Specific rotation [a]D20: | +24.0o - +26.0o | +24.9o |
| Loss on drying: | 0.25% Max. | 0.06% |
| Residue on ignition: | 0.1% Max. | 0.01% |
| Chloride (Cl): | 0.02% Max. | <0.02% |
| Sulfate (SO4): | 0.03% Max | <0.03% |
| Iron (Fe): | 0.001% | <0.001% |
| Arsenic(As): | 2 ppm Max. | <1 ppm |
| Lead (Pb): | 5 ppm Max. | <5 ppm |
| Heavy metals (as Pb): | 10 ppm Max. | <10 ppm |
| Chromatographic Purity: | Passes Test | Pass |
| Organic Volatile Impurities: | Conforms to USP/NF | Conforms |
| Particle size | 2.4 max on 40 mesh Alpine (2.5% Rotap) | Particle size |
| Cumulative % weight retained): | 25% max on 100 mesh Alpine (26% Rotap) | (Cumulative % weight retained): |
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| Packaging: |
| 25 Kg bags, 600 Kg super sacks, 900 Kg super sacks, or 1000 Kg super sacks. |
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