Thành phần axit amin
Bột axit L-aspartic
Bulk L aspartic acid powder for food, nutrition and amino acid formulations, supported by batch-specific analytical results and commercial ingredient supply.
Yêu cầu báo giá
Product Profile
L-Aspartic Acid at a Glance
L-Aspartic Acid is the L-form of aspartic acid and is supplied as white crystals or crystalline powder. Its identity, assay, optical rotation and impurity profile are important points for material qualification.
Thông số kỹ thuật
L-Aspartic Acid Powder Specification & Batch Results
The reference lot is tested for identity, assay, specific rotation, inorganic impurities, related compounds and microbiological quality.
| Test Item | Thông số kỹ thuật | Phương pháp | Batch Result |
|---|---|---|---|
| Chemical & Physical Properties | |||
| Hình thức | White or almost white, crystal or crystalline powder | Hình ảnh | White crystalline |
| Xác định | Infrared absorption | USP197K | Conform |
| Phương pháp định lượng | NLT 98.5% and NMT 101.5% | USP541 | 99.52% |
| Hàm lượng tro sau khi đốt | NMT 0.1% | USP281 | 0.05% |
| Specific rotation [α]D20 | +24.0° to +26.0° | USP781S | +25.20° |
| Mất mát do sấy khô | NMT 0.5% | USP731 | 0.06% |
| Elements & Inorganic Impurities | |||
| Clorua (Cl) | NMT 0.02% | USP221 | < 0.02% |
| Sunfat (SO₄) | NMT 0.03% | USP221 | < 0.03% |
| Iron (Fe) | NMT 10 ppm | USP241 | < 10 ppm |
| Chì (Pb) | NMT 1 ppm | USP43 | < 1 ppm |
| Asen (As) | NMT 0.5 ppm | USP43 | < 0.5 ppm |
| Cadmium (Cd) | NMT 0.5 ppm | USP43 | < 0.5 ppm |
| Thủy ngân (Hg) | NMT 0,1 ppm | USP43 | < 0.1 ppm |
| Related Compounds | |||
| Maleic acid | ≤ 0.05% | USP621 | < 0.05% |
| Malic acid | ≤ 0.20% | USP621 | < 0.20% |
| Fumaric acid | ≤ 0.10% | USP621 | < 0.10% |
| Any unspecified impurity | ≤ 0.05% | USP621 | < 0.05% |
| Total unspecified impurities | ≤ 0.10% | USP621 | < 0.10% |
| Microbiological | |||
| Total Aerobic Microbial Count | NMT 1000 cfu/g | USP43 | < 1000 cfu/g |
| Molds and Yeasts Count | NMT 100 cfu/g | USP43 | < 100 cfu/g |
| Coliform bacteria | Âm / 10 g | Testing Plate | Tiêu cực |
| Salmonella sp. | Âm / 10 g | Testing Plate | Tiêu cực |
| Staphylococcus aureus | Âm / 10 g | Testing Plate | Tiêu cực |
Material Characteristics
Form & Handling Characteristics
Two characteristics from the product information are especially relevant when evaluating L-Aspartic Acid for formulation.
L-Form Identity
This material is the L-enantiomer of aspartic acid. Purchasing and quality specifications should identify L-Aspartic Acid where this specific chemical form is required.
Limited Water Solubility
L-Aspartic Acid is slightly soluble in water. For liquid or reconstituted products, dissolution should be evaluated under the intended formulation and processing conditions.
Ứng dụng
L-Aspartic Acid Applications
L-Aspartic Acid is used across food and nutrition formulations as well as amino acid ingredient systems. Application suitability depends on the required grade and finished-product specification.
Food & Beverage Formulation
Applicable to food formulation projects where L-Aspartic Acid is used for flavor-related or nutritional purposes.
Nutrition Products
Used in nutritional and amino acid products, including powder blends and other finished dosage formats.
Hỗn hợp axit amin
Can be incorporated into multi-amino-acid formulations at the level defined by the finished product.
Cung ứng thương mại
Bulk L-Aspartic Acid Powder Supply
Commercial supply can be reviewed against your required specification, quantity and destination before an order is confirmed.
Tài liệu theo lô
Request the applicable Certificate of Analysis for the material offered and compare the lot-specific results with your incoming material requirements.
Rà soát thông số kỹ thuật
Send any customer specification or additional test requirements with the inquiry so the requested limits can be reviewed for the proposed material.
Request a Quote for L-Aspartic Acid Powder
For pricing and current supply information, include the commercial and quality details relevant to your order.