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Chelating Agents

L-aspartic acid

CAS: 56-84-8

Overview

L-Aspartic acid (CAS 56-84-8 ), also known as L-Aspartate, is a naturally occurring amino acid sourced through fermentation and used across food, pharmaceutical, and personal care manufacturing.

It functions as a pH buffer, chelating agent, and humectant depending on the formulation context. In food and beverage production, it acts as a precursor in the synthesis of aspartame.

It also contributes to flavor profiles in protein hydrolysates. Pharmaceutical manufacturers use it as a mineral carrier in amino acid chelate supplements, where it improves bioavailability of magnesium.

This includes potassium and zinc salts. In personal care formulations, it provides moisture-retention support in skin creams and serums while buffering pH in leave-on products.

It also functions as a sequestrant in industrial and cosmetic formulations where mild chelation of metal ions is required without aggressive chemistry. The material is supplied as a white crystalline powder.

Food-grade material is available to FCC specification, and pharmaceutical-grade supply meets USP and Ph. Eur. standards. Bulk quantities are commonly sourced from fermentation-derived production.

Documentation is available supporting both food and pharma supply chains. This ensures compliance with global regulatory requirements for high-purity chemical distribution and manufacturing.

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Physical Properties

Melting Point270-271 °C
Boiling Point245.59°C (rough estimate)
Density1.661 g/cm³ @ Temp: 12.5 °C
AppearanceWhite crystalline powder
ColorWhite
Odoracid taste
Formpowder
Water Solubility5 g/L (25 ºC)
Refractive Index1.4540 (estimate)
pH2.5-3.5 (4g/l, H2O, 20℃)
Log P-0.67

Trade & Regulatory

HS Code29224995
Storage Class11 - Combustible Solids
WGK (Germany)2

Other Names

L-Aspartate | L-Asparaginic acid | L-Asparaginate | L-Asparagic acid | L-Asparagate | L-Asp | L-Aminosuccinic acid | L-Aminosuccinate

Related Products

Chemical Properties

CAS Number
56-84-8
EC Number
200-291-6
Mol. Weight
133.10
HS Code
29224995

Industries

Documentation