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Disodium succinate

CAS Number
150-90-3
EC Number
205-778-7
Chemical Formula
C4H6O4.2Na
Molecular Weight
162.05 g/mol

Description

Disodium succinate (CAS 150-90-3 ), also known by FEMA 3277 , is the sodium salt of succinic acid used across food, pharmaceutical, and personal care manufacturing. It functions primarily as a pH buffer and flavor enhancer. This versatile ingredient stabilizes formulations and contributes a mild, characteristic taste profile to finished products. In food and beverage production, it acts as a flavor potentiator and acidulant, particularly in savory seasonings and soups. It is frequently utilized in processed foods where it enhances umami character. Pharmaceutical manufacturers use it as a buffering agent in oral and injectable formulations, helping maintain target pH ranges throughout shelf life. In personal care, it supports pH regulation in rinse-off and leave-on products including shampoos, conditioners, and skin creams. It also appears as an intermediate in the synthesis of specialty chemicals and polymers. The compound is essential for the production of biodegradable polymers and active pharmaceutical ingredients. Disodium succinate is supplied as a white crystalline powder in both anhydrous and hexahydrate forms. Buyers should confirm which hydration state is required before sourcing, as they differ in active content. Food-grade material conforming to FCC specifications is the most commonly traded grade for industrial use. Pharmaceutical-grade material meeting USP or Ph.Eur. standards is available for regulated applications. These high-purity grades ensure compliance with international safety and quality protocols for medicine. Contact us for supply of Disodium succinate Request Quote

Other Names (Synonyms)

Succinic acid disodium salt | disodium succinate (anhydrous) | disodium succinate (anh.) | anhydrous sodium succinate | anhydrous disodium succinate | sodium succinate anhydrous | SODIUM SUCCINATE | Disodium butanedioate

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point>300°C
Density1.46 g/cm³
Appearancewhite crystalline powder
ColorWhite
Odorodorless
FormCrystalline Powder
Water Solubility300 g/L (25 ºC)
pH7-9 (100g/l, H2O, 20℃)
Log P-0.59

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29171990
Storage Class11 - Combustible Solids
WGK (Germany)1