Ethylenediaminetetraacetic Acid Tetrasodium Salt Dihydrate used in many
industry applications

Ethylenediaminetetraacetic Acid Tetrasodium Salt Dihydrate (Na₄EDTA·2H₂O) is a widely used chelating agent with numerous industrial applications due to its ability to bind metal ions. Here's a list of some of its industrial uses:

1. Water Treatment: Na₄EDTA·2H₂O is used in water treatment processes to remove heavy metals and soften water by sequestering metal ions, thus preventing scale formation and corrosion.
2. Detergents and Cleaners: It is added to detergents and cleaning products to enhance their effectiveness by binding hard water ions and preventing them from interfering with the cleaning action.
3. Food Industry: Na₄EDTA·2H₂O is used as a preservative and stabilizer in food products to prevent oxidation and maintain color and flavor by binding trace metals that catalyze degradation.
4. Cosmetics: It is included in cosmetic and personal care formulations to stabilize products, improve shelf life, and prevent deterioration caused by metal ions.
5. Pharmaceuticals: In pharmaceutical formulations, Na₄EDTA·2H₂O is used to treat metal poisoning by chelating metal ions and facilitating their excretion from the body.
6. Textile Industry: Na₄EDTA·2H₂O is used in the textile industry to improve dyeing processes and color fastness by sequestering metal ions that can interfere with dyes.
7. Pulp and Paper Industry: It is used in the pulp and paper industry to control metal ions that can affect the bleaching process and the quality of the final paper product.
8. Industrial Cleaning: Na₄EDTA·2H₂O is employed in industrial cleaning products to remove metal deposits and scale from equipment and surfaces by chelating metal ions.
9. Environmental Remediation: It is used in environmental remediation to clean up heavy metal contamination in soils and water by binding and removing metal ions.
10. Laboratory Reagent: Na₄EDTA·2H₂O is used as a standard reagent in analytical chemistry for complexometric titrations to determine metal ion concentrations in solutions.
11. Electroplating: In electroplating processes, it helps control metal ion concentrations, improving the quality and uniformity of the metal coating on surfaces.
12. Agriculture: Na₄EDTA·2H₂O is used as a chelating agent in fertilizers to supply essential metal ions to plants and improve their growth.