AMINO ACID INGREDIENT
L-Aspartic Acid Supplier | Bulk L-Aspartic Acid Powder
L-Aspartic Acid is supplied as a white crystalline material with a defined chemical identity, detailed quality profile and documented batch results. The reference lot shows a 99.52% assay and a specific rotation of +25.20°.
Product Information
L-Aspartic Acid at a Glance
Core chemical and physical information for L-Aspartic Acid.
Reference Batch
Certificate of Analysis
Gensei reference lot HWAD25051001.
技術規格
L-Aspartic Acid Specification & Batch Results
Chemical, physical, impurity and microbiological parameters reported on the supplied certificate.
| Test Item | 規格 | 方法 | Reference Batch Result |
|---|---|---|---|
| Chemical & Physical Properties | |||
| 外觀 | White or almost white, crystal or crystalline powder | 視覺 | White crystalline |
| 識別 | Infrared absorption | USP197K | Conform |
| 分析法 | NLT 98.5% and NMT 101.5% | USP541 | 99.52% |
| 點火殘留物 | NMT 0.1% | USP281 | 0.05% |
| Specific rotation [α]D20 | +24.0° to +26.0° | USP781S | +25.20° |
| 乾燥損失 | NMT 0.5% | USP731 | 0.06% |
| Elements & Inorganic Impurities | |||
| 氯化物 (Cl) | NMT 0.02% | USP221 | < 0.02% |
| 硫酸鹽 (SO₄) | NMT 0.03% | USP221 | < 0.03% |
| Iron (Fe) | NMT 10 ppm | USP241 | < 10 ppm |
| 鉛 (Pb) | NMT 1 ppm | USP43 | < 1 ppm |
| 砷（As） | NMT 0.5 ppm | USP43 | < 0.5 ppm |
| 鎘 (Cd) | NMT 0.5 ppm | USP43 | < 0.5 ppm |
| 汞 (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 | 負值 / 10 克 | Testing Plate | 否 |
| Salmonella sp. | 負值 / 10 克 | Testing Plate | 否 |
| 金黃色葡萄球菌 | 負值 / 10 克 | Testing Plate | 否 |
Product Characteristics
L-Aspartic Acid Characteristics
Core characteristics that shape identification, handling and formulation.
Chemical Identity
L-Aspartic Acid is the L-enantiomer of aspartic acid. Its defined identity is represented by CAS 56-84-8, C₄H₇NO₄ and a molecular weight of 133.10 g/mol. The reference COA uses infrared absorption for identification and records specific rotation at +25.20°.
Physical Characteristics
L-Aspartic Acid occurs as white crystals or crystalline powder and is slightly soluble in water. These characteristics are relevant when the ingredient is incorporated into powders, blends, capsules, tablets or other formulations.
Application Areas
Applications of L-Aspartic Acid
L-Aspartic Acid is used across nutrition, food, pharmaceutical and biochemical ingredient markets.
食物補充品
Amino acid formulas, nutritional products, powder blends, capsules and tablets.
Food & Beverage
Food applications including documented nutritional and flavor-related functions.
Pharmaceutical & Medical Nutrition
Pharmaceutical, medical-nutrition and related amino acid applications using appropriate product standards.
Biochemical & Technical
Biochemical materials, cell-culture applications and other technical uses of L-Aspartic Acid.
Quality Profile
Quality Parameters Covered by the COA
The reference certificate covers identity, assay, inorganic impurities, related compounds and microbiological quality.
Identity & Assay
Infrared identification, assay and specific rotation establish the core identity and purity profile of the material.
Related Compounds
Maleic acid, malic acid, fumaric acid and unspecified impurity limits are included in the analytical profile.
Elements & Microbiology
Iron, lead, arsenic, cadmium and mercury are tested alongside aerobic count, yeast and mold, coliform, Salmonella and Staphylococcus aureus.
Product Supply
Packaging & Product Information
The supplied reference lot was recorded as 25 kg. Product identity, quality specification and batch information are available as the basis for product selection.
L-Aspartic Acid Supply
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