A multifunctional pH buffer, sequestrant, and emulsifier specifically formulated for dairy and beverage applications. Chemical formula: C₆H₅Na₃O₇·2H₂O
Product Overview
Sodium citrate dihydrate is the sodium salt of citric acid, appearing as white crystalline granules or powder with a salty and slightly sour taste. This safe, efficient, and multifunctional organic acid salt combines pH buffering, metal ion sequestration, emulsification/stabilization, and flavor modification capabilities.
Key Features & Benefits
Excellent water solubility and biocompatibility
Non-toxic with mild taste profile
Effective pH buffer across range 3-6
Superior metal ion sequestration properties
Environmentally friendly and readily biodegradable
Core Applications
Food & Beverage Industry
Acidity Regulator & Buffer (E331): Maintains system stability in jams, jellies, candies, beverages, meat products, and condiments
Emulsifier & Stabilizer: Prevents oil-water separation in processed cheese, non-dairy cream, and ice cream
Metal Ion Sequestrant: Chelates iron and copper ions to prevent oxidation and extend shelf life
Flavor Enhancer: Mitigates harshness and improves overall flavor profile
Pharmaceutical & Personal Care
Anticoagulant: Key component in ACD blood preservation solutions
Diuretic & Urine Alkalinizer: Used in medical formulations
pH Buffer & Stabilizer: For injectable formulations and oral rehydration salts
Personal Care: pH adjuster and chelating agent in shampoos, body washes, and toothpaste
Industrial Applications
Detergent Builder: Environmentally friendly phosphate alternative for water softening
Water Treatment: Component in corrosion and scale inhibitors for boiler and cooling systems
Metal Treatment: Complexing agent in cyanide-free electroplating baths
Specialized Uses
Concrete retarder for extended setting times
Photography fixing bath component
Textile dyeing mordant and pH regulator
Quality Specifications
Strict compliance with national food additive standards (GB 1886.25) and international standards (FCC, USP). Available in Food Grade and Industrial Grade with stringent requirements for purity, heavy metals, oxalate content, clarity, and microbiological specifications.
Safety Information:
Sodium citrate is Generally Recognized As Safe (GRAS). Metabolized to citric acid and bicarbonate with no accumulation in the body. Used as needed within Good Manufacturing Practice guidelines.
Product Advantages
Our sodium citrate dihydrate features high purity, white color, rapid dissolution, clear transparent solution, and stable quality. We provide technical support for formulation optimization and application-specific solutions.
Ideal for food and beverage manufacturers, dairy plants, pharmaceutical companies, personal care product firms, detergent producers, and chemical plants requiring reliable pH control, system stabilization, or metal ion sequestration.