Description

Ethyl Dihydrogen 2-Hydroxypropane-1,2,3-Tricarboxylate is a versatile organic acid ester derivative of citric acid, valued for its chelating and buffering properties. This compound is essential for formulators requiring a multifunctional ingredient that can act as a stabilizer, sequestrant, and acidity regulator. It is primarily needed by manufacturers in the food & beverage, pharmaceutical, and industrial cleaning sectors.

Application

• Food & Beverage Additive: Used as a sequestrant, acidity regulator, and antioxidant synergist in beverages, processed foods, and dairy products.
• Pharmaceutical Excipient: Serves as a buffering agent, stabilizer, and metal chelator in liquid formulations, effervescent tablets, and topical preparations.
• Industrial Cleaning & Detergents: Functions as a water softener and builder in detergent formulations, enhancing cleaning efficiency by chelating calcium and magnesium ions.
• Personal Care Products: Employed as a pH adjuster and chelating agent in cosmetics, shampoos, and skin care products to improve stability.
• Agricultural Chemicals: Acts as a chelating agent in micronutrient fertilizers and pesticide formulations to improve nutrient availability and efficacy.
• Technical & Industrial Applications: Utilized in metal treatment, electroplating solutions, and as a component in polymer production and textile processing.

Basic Information

Product Name	Ethyl Dihydrogen 2-Hydroxypropane-1,2,3-Tricarboxylate
CAS No.	30306-93-5
Molecular Formula	C9H14O8
Molecular Weight	250.20 g/mol
Synonyms	Ethyl Hydrogen Citrate; Monoethyl Citrate; Citric Acid Monoethyl Ester; 2-Hydroxy-1,2,3-propanetricarboxylic Acid Monoethyl Ester; Ethyl Dihydrogen Citrate; Ethyl Acid Citrate; UNII-9M3H5W51AX; 1-Ethyl 2-Hydroxypropane-1,2,3-tricarboxylate
EINECS	250-096-3

Quality Control

Our Ethyl Dihydrogen 2-Hydroxypropane-1,2,3-Tricarboxylate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets specifications for identity, purity, and composition. Certificates of Analysis (COA) are provided and the product can be supplied to meet relevant standards such as FCC for food-grade applications. We are committed to supply chain transparency and consistent quality for all our global partners.

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); the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture, which can lead to caking or hydrolysis.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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