Description

Sodium L-Aspartate is the monosodium salt of the essential amino acid L-aspartic acid, a high-purity biochemical widely used as a versatile intermediate and nutrient. This compound is valued for its role in enhancing flavor profiles, supporting metabolic functions, and serving as a critical building block in pharmaceutical synthesis. It is essential for manufacturers in the food & beverage, nutraceutical, and pharmaceutical industries seeking reliable, high-quality amino acid derivatives.

Application

• Flavor Enhancer & Seasoning Agent: Used in food products, soups, and sauces to impart or enhance umami taste, often as a component of flavor nucleotides.
• Dietary Supplement & Nutraceutical Ingredient: Incorporated into health supplements, sports nutrition, and clinical nutrition products for its role in amino acid metabolism and neurotransmitter synthesis.
• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and peptide-based drugs.
• Infusion Solutions: Used in parenteral nutrition formulations and electrolyte solutions for medical applications.
• Cell Culture Media: An essential component of defined media for the fermentation and cultivation of microorganisms and mammalian cells.
• Biochemical Research: Employed as a standard and reagent in enzymatic studies, metabolic pathway analysis, and life science research.

Basic Information

Product Name	Sodium L-Aspartate
CAS No.	3792-50-5
Molecular Formula	C4H6NNaO4
Molecular Weight	155.08 g/mol
Synonyms	L-Aspartic Acid Sodium Salt; Monosodium L-Aspartate; Aspartic Acid Sodium Salt; Sodium (S)-2-Aminobutanedioate; (S)-2-Aminosuccinic Acid Sodium Salt; H-Asp-OH.Na; Ajinomoto® Aminosodium L-Aspartate
EINECS	223-264-0

Quality Control

Our Sodium L-Aspartate is manufactured under a quality management system and undergoes rigorous analytical testing to ensure it meets stringent specifications for identity, purity, and safety. We can supply grades compliant with Food Chemical Codex (FCC) and pharmaceutical standards. A comprehensive Certificate of Analysis (COA) detailing purity, heavy metals, residual solvents, and microbiological data is provided with each batch.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (on dried basis)	98.5% - 101.0%
Specific Rotation [α]20/D	+18.0° to +22.0°
pH (5% solution)	6.5 - 7.5
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	30.0% - 33.0%
Heavy Metals (as Pb)	≤ 10 ppm
Chloride (Cl)	≤ 0.02%
Sulfate (SO4)	≤ 0.02%
Related Substances (HPLC)	Total impurities ≤ 1.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.