Description

Sodium Hydrogen Dl-Aspartate is the sodium salt of the racemic mixture of aspartic acid, a key amino acid derivative. This compound is valued for its role as a versatile intermediate and functional ingredient in high-value synthesis and formulation processes. It is primarily utilized by manufacturers in the pharmaceutical, nutraceutical, and specialty chemical industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and as a building block for peptides and other bioactive molecules.
• Nutraceutical & Dietary Supplement Formulation: Serves as a source of aspartic acid in amino acid supplements and specialized nutritional products.
• Biochemical Research & Reagent: Employed in laboratory settings as a standard, buffer component, or reagent in enzymatic studies and metabolic pathway research.
• Food Additive & Flavor Enhancer: Functions as a seasoning agent or flavor modifier in certain food processing applications, leveraging its amino acid properties.
• Cosmetic & Personal Care Ingredients: Incorporated into skincare and haircare formulations for its moisturizing and conditioning properties.
• Chelating Agent: Acts as a mild chelator in various industrial and cleaning formulations to sequester metal ions.

Basic Information

Product Name	Sodium Hydrogen Dl-Aspartate
CAS No.	39557-43-2
Molecular Formula	C4H6NNaO4
Molecular Weight	155.08 g/mol
Synonyms	DL-Aspartic acid monosodium salt; Monosodium DL-aspartate; Sodium DL-aspartate; Aspartic acid sodium salt; Aminosuccinic acid sodium salt; 2-Aminobutanedioic acid sodium salt; H-Asp-OH•Na
EINECS	Contact for details

Quality Control

Our Sodium Hydrogen Dl-Aspartate is produced and tested under a stringent quality management system. We offer material compliant with various pharmacopeial standards, including USP and EP, where applicable. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles to ensure it meets your specific application requirements.

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) and must be kept in a dry environment to prevent caking and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
pH (5% solution)	6.0 - 7.5
Loss on Drying	≤ 1.0%
Residue on Ignition (Sulfated Ash)	30.0% - 33.0%
Heavy Metals (as Pb)	≤ 20 ppm
Specific Rotation	-0.10° to +0.10° (c=8 in H2O)

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