Description

Disodium Dl-Malate Trihydrate is a high-purity, water-soluble salt of malic acid, widely recognized for its superior buffering and chelating properties. This compound is essential for applications requiring precise pH control and enhanced stability in aqueous systems. It serves as a critical functional ingredient for manufacturers in the food, pharmaceutical, and personal care industries seeking reliable and consistent performance.

Application

• Food & Beverage Industry: Used as an acidity regulator, flavor enhancer, and buffering agent in beverages, confectionery, and processed foods.
• Pharmaceutical Formulations: Acts as an excipient in tablet and capsule manufacturing, serving as a pH adjuster and stabilizer.
• Personal Care & Cosmetics: Incorporated into skincare and haircare products for its mild exfoliating and moisturizing properties.
• Industrial Applications: Functions as a chelating agent in metal treatment processes and as a component in specialty cleaning formulations.
• Biochemical Research: Utilized as a component of buffer solutions in laboratory and diagnostic applications.

Basic Information

Product Name	Disodium Dl-Malate Trihydrate
CAS No.	64887-74-7
Molecular Formula	C4H4Na2O5 · 3H2O
Molecular Weight	230.10 g/mol
Synonyms	Disodium DL-Malate Trihydrate; Disodium Malate Trihydrate; Sodium DL-Malate Trihydrate; Sodium Hydrogen DL-Malate Trihydrate; DL-Disodium Malate Trihydrate; Butanedioic acid, hydroxy-, disodium salt, trihydrate, (±)-; E350(ii); Food Additive 350(ii)
EINECS	Contact for details

Quality Control

Our Disodium Dl-Malate Trihydrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for food, pharmaceutical, and industrial applications. Certificates of Analysis (COA) documenting key parameters such as assay, heavy metals, and microbiological limits are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which may affect quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (on dried basis)	98.0% - 102.0%
pH (5% solution)	6.5 - 8.5
Loss on Drying	20.0% - 24.0%
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm
Microbiological Total Plate Count	≤ 1000 cfu/g

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