Disodium EDTA (Food Grade)
CAS Number: 139-33-3
Disodium EDTA (ethylenediaminetetraacetic acid disodium salt, E385) is a powerful chelating agent used in food and beverages to sequester trace metals (Fe, Cu, Mn, Zn) that catalyze lipid oxidation, color changes, and microbial growth. Applied at 25–75 mg/kg in canned legumes, dressings, canned seafood, and carbonated beverages to prevent discoloration and rancidity. Supplied as white crystalline powder ≥99% purity.
Technical Specifications
| appearance | White crystalline powder |
| iron (ppm) | ≤5 |
| purity (%) | ≥99.0 |
| pH (1% solution) | 4.0–5.0 |
| heavy metals (ppm) | ≤10 |
Applications
- Canned vegetables and legumes color preservation
- Salad dressings and mayonnaise rancidity prevention
- Canned seafood (crab, shrimp) color and quality protection
- Carbonated beverage flavor and color stability
- Fermented and pickled products metal sequestration
Key Features
- Strongest chelating affinity for polyvalent metal ions in food matrices
- Prevents struvite (glass-like crystals) in canned seafood products
- Synergistic preservative effect with antioxidants and antimicrobials
- EU E385 approved, FDA approved 21 CFR, FCC grade available
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CAS Number
139-33-3
Category
Food / Beverage AdditivesAvailability
In StockSample
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