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Ethylenediaminetetraacetic acid disodium salt is a chelating agent widely used to bind and sequester metal ions in aqueous systems across industrial, pharmaceutical, cosmetic, food, and laboratory applications.
Ethylenediaminetetraacetic acid disodium salt improves stability, clarity, and performance of formulations by preventing metal-catalyzed degradation and precipitation.
Ethylenediaminetetraacetic acid disodium salt is valued for its strong complexation capacity, broad pH usability, and high water solubility.
CAS Number: 139-33-3
EC Number: 205-358-3
Molecular Formula: C₁₀H₁₄N₂Na₂O₈
Molecular Weight: 336.21 g/mol (anhydrous); ~372.24 g/mol (dihydrate, common grade)
Synonyms: Ethylenediaminetetraacetic Acid Disodium Salt, Disodium EDTA, EDTA-Na₂, Disodium Ethylenediaminetetraacetate, Chelating Agent EDTA, Ethylenediaminetetraacetic Acid Disodium Salt, Disodium EDTA, EDTA Disodium Salt, Disodium Ethylenediaminetetraacetate, EDTA-Na₂, EDTA Na₂, Disodium EDTA Dihydrate, Disodium EDTA Anhydrous, Ethylenediaminetetraacetate Disodium, Sodium EDTA, EDTA Disodium Dihydrate, EDTA Disodium Anhydrous, Disodium Salt of EDTA, Ethylenediaminetetraacetic Acid Sodium Salt, Disodium EDTA Chelating Agent, EDTA Disodium Chelator, Disodium EDTA Sequestrant, EDTA Disodium Sequestering Agent, Disodium EDTA Metal Chelator, Disodium EDTA Complexing Agent, Disodium EDTA Binding Agent, Disodium EDTA Stabilizer, Disodium EDTA Preservative Aid, Disodium EDTA Antioxidant Synergist, Disodium EDTA pH Stabilizer, Disodium EDTA Buffer Component, Disodium EDTA Water Softener, Disodium EDTA Scale Control Agent, Disodium EDTA Water Treatment Chemical, Disodium EDTA Industrial Chelant, Disodium EDTA Technical Grade, Disodium EDTA Industrial Grade, Disodium EDTA Food Grade, Disodium EDTA Pharmaceutical Grade, Disodium EDTA Cosmetic Grade, Disodium EDTA Personal Care Ingredient, Disodium EDTA Detergent Additive, Disodium EDTA Cleaning Agent Additive, Disodium EDTA Shampoo Ingredient, Disodium EDTA Skincare Ingredient, Disodium EDTA Oral Care Ingredient, Disodium EDTA Pharmaceutical Excipient, Disodium EDTA Laboratory Reagent, Disodium EDTA Analytical Reagent, Disodium EDTA Reagent Grade, Disodium EDTA Fine Chemical, Disodium EDTA Specialty Chemical, Disodium EDTA Functional Additive, Disodium EDTA Chemical Raw Material
APPLICATIONS
Ethylenediaminetetraacetic acid disodium salt is used in detergents and cleaners.
Ethylenediaminetetraacetic acid disodium salt binds calcium and magnesium ions to improve cleaning efficiency.
Ethylenediaminetetraacetic acid disodium salt prevents scale formation and residue.
Ethylenediaminetetraacetic acid disodium salt is applied in cosmetics and personal care products.
Ethylenediaminetetraacetic acid disodium salt stabilizes formulations by chelating trace metals.
Ethylenediaminetetraacetic acid disodium salt improves color, fragrance, and preservative stability.
Ethylenediaminetetraacetic acid disodium salt is used in pharmaceutical formulations.
Ethylenediaminetetraacetic acid disodium salt enhances stability of active ingredients.
Ethylenediaminetetraacetic acid disodium salt supports controlled metal ion content.
Ethylenediaminetetraacetic acid disodium salt is used in food processing where permitted.
Ethylenediaminetetraacetic acid disodium salt prevents oxidation and discoloration.
Ethylenediaminetetraacetic acid disodium salt maintains product quality and shelf life.
Ethylenediaminetetraacetic acid disodium salt is applied in water treatment.
Ethylenediaminetetraacetic acid disodium salt controls metal ions in process water.
Ethylenediaminetetraacetic acid disodium salt improves efficiency of treatment chemicals.
Ethylenediaminetetraacetic acid disodium salt is used in laboratories and analytical chemistry.
Ethylenediaminetetraacetic acid disodium salt serves as a titration reagent and standard.
Ethylenediaminetetraacetic acid disodium salt supports buffer and calibration solutions.
Ethylenediaminetetraacetic acid disodium salt is used as a chelating agent in detergent formulations.
Ethylenediaminetetraacetic acid disodium salt binds calcium and magnesium ions to improve cleaning efficiency.
Ethylenediaminetetraacetic acid disodium salt is used in household cleaning products.
Ethylenediaminetetraacetic acid disodium salt prevents scale formation caused by hard water.
Ethylenediaminetetraacetic acid disodium salt is used in industrial cleaners.
Ethylenediaminetetraacetic acid disodium salt enhances removal of metal contaminants.
Ethylenediaminetetraacetic acid disodium salt is used in personal care formulations.
Ethylenediaminetetraacetic acid disodium salt improves stability of cosmetic products.
Ethylenediaminetetraacetic acid disodium salt is used in shampoos and liquid soaps.
Ethylenediaminetetraacetic acid disodium salt improves foaming performance in hard water.
Ethylenediaminetetraacetic acid disodium salt is used in skin care products.
Ethylenediaminetetraacetic acid disodium salt prevents discoloration caused by trace metals.
Ethylenediaminetetraacetic acid disodium salt is used in pharmaceutical formulations.
Ethylenediaminetetraacetic acid disodium salt stabilizes active pharmaceutical ingredients.
Ethylenediaminetetraacetic acid disodium salt is used in injectable drug products.
Ethylenediaminetetraacetic acid disodium salt improves shelf life of parenteral solutions.
Ethylenediaminetetraacetic acid disodium salt is used in ophthalmic solutions.
Ethylenediaminetetraacetic acid disodium salt enhances clarity and stability.
Ethylenediaminetetraacetic acid disodium salt is used in food processing.
Ethylenediaminetetraacetic acid disodium salt preserves color and flavor by binding metal ions.
Ethylenediaminetetraacetic acid disodium salt is used in beverage formulations.
Ethylenediaminetetraacetic acid disodium salt prevents oxidation reactions.
Ethylenediaminetetraacetic acid disodium salt is used in water treatment processes.
Ethylenediaminetetraacetic acid disodium salt controls metal ion concentrations.
Ethylenediaminetetraacetic acid disodium salt is used in textile processing.
Ethylenediaminetetraacetic acid disodium salt improves dyeing consistency.
Ethylenediaminetetraacetic acid disodium salt is used in pulp and paper manufacturing.
Ethylenediaminetetraacetic acid disodium salt reduces interference from metal ions.
Ethylenediaminetetraacetic acid disodium salt is used in laboratory reagents.
Ethylenediaminetetraacetic acid disodium salt supports accurate analytical results.
Ethylenediaminetetraacetic acid disodium salt is used in metal plating baths.
Ethylenediaminetetraacetic acid disodium salt controls metal ion availability.
Ethylenediaminetetraacetic acid disodium salt is used in agricultural formulations.
Ethylenediaminetetraacetic acid disodium salt improves micronutrient stability.
Ethylenediaminetetraacetic acid disodium salt is used in emulsion polymerization.
Ethylenediaminetetraacetic acid disodium salt enhances process control and stability.
Ethylenediaminetetraacetic acid disodium salt is used in industrial descaling agents.
Ethylenediaminetetraacetic acid disodium salt improves removal of calcium carbonate deposits.
Ethylenediaminetetraacetic acid disodium salt is used in boiler water treatment.
Ethylenediaminetetraacetic acid disodium salt prevents metal ion precipitation.
Ethylenediaminetetraacetic acid disodium salt is used in cooling water systems.
Ethylenediaminetetraacetic acid disodium salt controls scale and corrosion formation.
Ethylenediaminetetraacetic acid disodium salt is used in electronic component cleaning.
Ethylenediaminetetraacetic acid disodium salt removes trace metal residues from surfaces.
Ethylenediaminetetraacetic acid disodium salt is used in semiconductor manufacturing.
Ethylenediaminetetraacetic acid disodium salt improves purity of process water.
Ethylenediaminetetraacetic acid disodium salt is used in metal surface treatment baths.
Ethylenediaminetetraacetic acid disodium salt stabilizes metal ions during processing.
Ethylenediaminetetraacetic acid disodium salt is used in electroplating solutions.
Ethylenediaminetetraacetic acid disodium salt improves uniformity of metal deposition.
Ethylenediaminetetraacetic acid disodium salt is used in printed circuit board manufacturing.
Ethylenediaminetetraacetic acid disodium salt supports controlled etching processes.
Ethylenediaminetetraacetic acid disodium salt is used in photographic processing solutions.
Ethylenediaminetetraacetic acid disodium salt stabilizes developer and fixer baths.
Ethylenediaminetetraacetic acid disodium salt is used in textile scouring processes.
Ethylenediaminetetraacetic acid disodium salt improves removal of metal-based impurities.
Ethylenediaminetetraacetic acid disodium salt is used in textile bleaching formulations.
Ethylenediaminetetraacetic acid disodium salt enhances bleaching efficiency.
Ethylenediaminetetraacetic acid disodium salt is used in textile printing pastes.
Ethylenediaminetetraacetic acid disodium salt improves color consistency.
Ethylenediaminetetraacetic acid disodium salt is used in dye bath preparation.
Ethylenediaminetetraacetic acid disodium salt prevents dye-metal interactions.
Ethylenediaminetetraacetic acid disodium salt is used in leather processing.
Ethylenediaminetetraacetic acid disodium salt improves tanning consistency.
Ethylenediaminetetraacetic acid disodium salt is used in paper deinking processes.
Ethylenediaminetetraacetic acid disodium salt enhances ink removal efficiency.
Ethylenediaminetetraacetic acid disodium salt is used in pulp bleaching.
Ethylenediaminetetraacetic acid disodium salt prevents metal-catalyzed fiber degradation.
Ethylenediaminetetraacetic acid disodium salt is used in agricultural micronutrient formulations.
Ethylenediaminetetraacetic acid disodium salt stabilizes iron, zinc, and manganese chelates.
Ethylenediaminetetraacetic acid disodium salt is used in foliar fertilizers.
Ethylenediaminetetraacetic acid disodium salt improves nutrient uptake efficiency.
Ethylenediaminetetraacetic acid disodium salt is used in hydroponic nutrient solutions.
Ethylenediaminetetraacetic acid disodium salt maintains micronutrient availability.
Ethylenediaminetetraacetic acid disodium salt is used in soil remediation.
Ethylenediaminetetraacetic acid disodium salt mobilizes heavy metals for removal.
Ethylenediaminetetraacetic acid disodium salt is used in environmental cleanup applications.
Ethylenediaminetetraacetic acid disodium salt supports chelation-based remediation processes.
Ethylenediaminetetraacetic acid disodium salt is used in laboratory titration methods.
Ethylenediaminetetraacetic acid disodium salt serves as a standard chelating reagent.
Ethylenediaminetetraacetic acid disodium salt is used in complexometric analysis.
Ethylenediaminetetraacetic acid disodium salt enables accurate metal ion quantification.
Ethylenediaminetetraacetic acid disodium salt is used in biochemical assays.
Ethylenediaminetetraacetic acid disodium salt inhibits metal-dependent enzymatic reactions.
Ethylenediaminetetraacetic acid disodium salt is used in cell culture media.
Ethylenediaminetetraacetic acid disodium salt controls trace metal concentrations.
Ethylenediaminetetraacetic acid disodium salt is used in diagnostic reagent kits.
Ethylenediaminetetraacetic acid disodium salt improves reagent stability and reliability.
Ethylenediaminetetraacetic acid disodium salt is used in industrial water recycling systems.
Ethylenediaminetetraacetic acid disodium salt supports consistent water quality control.
Ethylenediaminetetraacetic acid disodium salt is used in chemical manufacturing processes.
Ethylenediaminetetraacetic acid disodium salt improves reproducibility of metal-sensitive reactions.
DESCRIPTION
Ethylenediaminetetraacetic acid disodium salt appears as a white to off-white crystalline powder or granules.
Ethylenediaminetetraacetic acid disodium salt is odorless and has a slightly saline taste.
Ethylenediaminetetraacetic acid disodium salt dissolves readily in water to form clear solutions.
Ethylenediaminetetraacetic acid disodium salt contains two sodium ions and two free carboxylate groups.
Ethylenediaminetetraacetic acid disodium salt forms stable chelates with divalent and trivalent metal ions.
Ethylenediaminetetraacetic acid disodium salt is particularly effective against calcium, magnesium, iron, and copper.
Ethylenediaminetetraacetic acid disodium salt functions over a wide pH range.
Ethylenediaminetetraacetic acid disodium salt maintains performance in alkaline systems.
Ethylenediaminetetraacetic acid disodium salt is compatible with many formulation ingredients.
Ethylenediaminetetraacetic acid disodium salt is chemically stable under normal storage conditions.
Ethylenediaminetetraacetic acid disodium salt should be protected from excessive moisture.
Ethylenediaminetetraacetic acid disodium salt is safe when handled according to standard practices.
Ethylenediaminetetraacetic acid disodium salt is the disodium salt of EDTA.
Ethylenediaminetetraacetic acid disodium salt has the chemical formula C₁₀H₁₄N₂Na₂O₈.
Ethylenediaminetetraacetic acid disodium salt appears as a white crystalline powder.
Ethylenediaminetetraacetic acid disodium salt is odorless and water soluble.
Ethylenediaminetetraacetic acid disodium salt forms stable complexes with metal ions.
Ethylenediaminetetraacetic acid disodium salt is effective over a wide pH range.
Ethylenediaminetetraacetic acid disodium salt shows strong affinity for calcium, iron, and magnesium.
Ethylenediaminetetraacetic acid disodium salt improves chemical stability of formulations.
Ethylenediaminetetraacetic acid disodium salt prevents metal-catalyzed degradation.
Ethylenediaminetetraacetic acid disodium salt is widely used in industrial and consumer products.
Ethylenediaminetetraacetic acid disodium salt demonstrates high chelation efficiency.
Ethylenediaminetetraacetic acid disodium salt is compatible with many formulation systems.
Ethylenediaminetetraacetic acid disodium salt should be stored in a dry place.
Ethylenediaminetetraacetic acid disodium salt should be protected from moisture.
Ethylenediaminetetraacetic acid disodium salt is valued for its strong chelating performance and versatility.
PROPERTIES
Chemical Formula: C₁₀H₁₄N₂Na₂O₈
Molecular Weight: 336.21 g/mol (anhydrous); ~372.24 g/mol (dihydrate)
Appearance: White to off-white crystalline powder
Odor: Odorless
Density: ~0.86–1.00 g/cm³ (bulk, grade dependent)
True Density: ~1.01–1.10 g/cm³
Melting Point: Decomposes above ~250°C
Boiling Point: Not applicable; decomposes before boiling
Solubility in Water: ~100 g/L at 20–25°C
Solubility in Alcohol: Practically insoluble
pH (1% aqueous solution): ~4.0–5.5
Chelation Capacity: High for Ca²⁺, Mg²⁺, Fe³⁺, Cu²⁺
Stability Range: Stable in pH ~4–12
Hygroscopicity: Low to moderate
Thermal Stability: Stable below decomposition temperature
Chemical Stability: Stable under dry, ambient conditions
Storage Temperature: Store at ambient temperature in dry conditions
FIRST AID
Inhalation:
Move to fresh air if dust is inhaled.
Seek medical attention if irritation persists.
Skin Contact:
Wash with water.
Generally non-irritating.
Eye Contact:
Rinse with water for several minutes.
Seek medical advice if discomfort continues.
Ingestion:
Rinse mouth and drink water.
Seek medical advice if large amounts are ingested.
Note to Physicians:
Treat symptomatically.
HANDLING AND STORAGE
Handling:
Avoid generating dust.
Use standard industrial hygiene practices.
Ensure adequate ventilation during handling.
Avoidance:
Avoid prolonged exposure to moisture.
Avoid strong oxidizing agents.
Spill Procedures:
Sweep up mechanically and avoid dust formation.
Dispose of material according to local regulations.
Storage:
Store in tightly closed containers.
Keep in a cool, dry, well-ventilated area.
Protect from humidity to maintain product quality.
