Calcium L-Aspartate CAS 21059-46-1 Calcium Salt Amino Acid Mineral Nutritional Additive
Calcium L-Aspartate (CAS 21059-46-1) is an organic calcium salt formed from L-aspartic acid and calcium ions. It is widely recognized for its improved solubility and bioavailability compared to inorganic calcium sources. This compound is commonly used in nutritional formulations, food fortification systems, and mineral supplement applications.
Its chelated structure enhances calcium absorption efficiency while maintaining chemical stability in diverse formulation environments.
- Organic calcium amino acid complex
- High water solubility
- Improved calcium bioavailability
- Stable chelation structure
- Suitable for nutritional formulations
- Low irritation compared to inorganic salts
- Good compatibility in blending systems
- Consistent particle uniformity
- Dietary mineral supplements
- Functional food fortification
- Calcium nutrition formulations
- Beverage and powder systems
- Health nutrition blends
- Pharmaceutical intermediate research
- Sports nutrition products
- Food additive calcium source
| Item | Specification |
|---|---|
| Product Name | Calcium L-Aspartate |
| CAS Number | 21059-46-1 |
| Molecular Formula | C4H5CaNO4 |
| Molecular Weight | 171.17 g/mol |
| Appearance | White to off-white powder |
| Calcium Content | 12–15% (typical range) |
| Solubility | Soluble in water |
| pH (1% solution) | 6.0–8.0 |
| Heavy Metals | ≤ 10 ppm |
| Loss on Drying | ≤ 5.0% |
| Purity | ≥ 98% |
Calcium L-Aspartate is formed through coordination between calcium ions and L-aspartic acid, creating a stable chelated structure. This configuration enhances calcium ion dispersion in aqueous systems and improves absorption efficiency in biological environments compared to traditional inorganic calcium salts such as calcium carbonate.
- Enhanced absorption efficiency due to amino acid chelation
- High compatibility in liquid and powder formulations
- Mild taste profile suitable for food applications
- Reduced gastrointestinal irritation
- Stable under normal processing conditions
Store in a tightly sealed container in a cool, dry place. Avoid exposure to moisture, heat, and direct sunlight to maintain product stability and prevent caking.
- 25 kg fiber drum
- 1 kg / 5 kg aluminum foil bag
- Customized bulk packaging available upon request
Each batch is tested for calcium content, purity, solubility, and heavy metal compliance using standardized analytical methods to ensure consistent performance and regulatory compliance across applications.
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