Description

Ammonium Hydrogen Malate is an ammonium salt of malic acid, offering unique buffering and pH-regulating properties. This compound is valued for its role as a versatile intermediate and functional ingredient in high-purity applications. It is primarily utilized by manufacturers in the pharmaceutical, food & beverage, and personal care industries seeking reliable, high-quality raw materials.

Application

• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and as a buffering agent in formulations.
• Food & Beverage Additives: Functions as an acidity regulator, flavor enhancer, and preservative in various food products and beverages.
• Personal Care & Cosmetics: Serves as a skin-conditioning agent and pH adjuster in creams, lotions, and other cosmetic formulations.
• Biochemical Research: Employed as a reagent and buffer component in laboratory and biochemical research applications.
• Industrial Cleaning Agents: Acts as a chelating agent and mild acid component in specialty cleaning solutions.

Basic Information

Product Name	Ammonium Hydrogen Malate
CAS No.	5972-71-4
Molecular Formula	C4H9NO5
Molecular Weight	151.12 g/mol
Synonyms	Ammonium Malate (acid); Monoammonium Malate; Ammonium DL-Malate; Ammonium Acid Malate; DL-Malic Acid Ammonium Salt; 1-Ammonium-2-hydroxybutanedioate; Butanedioic acid, hydroxy-, monoammonium salt
EINECS	227-772-5

Quality Control

Our Ammonium Hydrogen Malate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and food-grade applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
pH (5% solution)	3.5 - 4.5
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.