Description

Sodium Hydrogen Fumarate is the monosodium salt of fumaric acid, a key organic acidulant and intermediate with the CAS registry number 5873-57-4. This compound is valued for its controlled acidity, stability, and functionality as a precursor in various synthesis processes. It is essential for manufacturers in the food, pharmaceutical, and industrial chemical sectors seeking a reliable and effective acid source or building block.

Application

• Food & Beverage Industry: Used as a pH control agent, acidulant, and flavor enhancer in beverages, baking powders, and gelatin desserts.
• Pharmaceutical Synthesis: Serves as a key intermediate or buffering agent in the production of active pharmaceutical ingredients (APIs) and formulations.
• Industrial Chemicals: Acts as a monomer or cross-linking agent in polymer synthesis and resin production.
• Animal Nutrition: Employed as a feed acidifier to promote gut health and improve nutrient absorption in livestock.
• Personal Care & Cosmetics: Functions as a pH adjuster and stabilizer in various cosmetic and personal care formulations.
• Cleaning Products: Utilized as a descaling agent and chelator in industrial and household cleaning solutions.

Basic Information

Product Name	Sodium Hydrogen Fumarate
CAS No.	5873-57-4
Molecular Formula	C4H3NaO4
Molecular Weight	138.05 g/mol
Synonyms	Monosodium Fumarate; Sodium Fumarate Acid; Fumaric Acid Monosodium Salt; 1-Butenedioic Acid (E)-, Monosodium Salt; Sodium (E)-2-Butenedioate; UNII-0B23P2H0R7
EINECS	227-535-4

Quality Control

Our Sodium Hydrogen Fumarate is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and safety. Certificates of Analysis (COA) are provided to guarantee compliance with relevant standards, including Food Chemical Codex (FCC) and other industry-specific requirements.

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 to prevent absorption of atmospheric moisture, which can affect quality and flow properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Titration)	98.0% - 102.0%
pH (5% Solution)	3.0 - 4.0
Loss on Drying	≤ 1.0%
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.