At NINGBO INNO PHARMCHEM CO.,LTD., we are deeply invested in the fundamental science behind the chemicals we supply. Ethylenediaminetetraacetic acid disodium salt, commonly known as Disodium EDTA, is a compound whose unique chemical and physical properties underpin its widespread utility across diverse industries.

Disodium EDTA typically presents as a white crystalline powder. Its chemical formula is C10H14N2Na2O8, and it is characterized by its high water solubility. The core of its functionality lies in its structure as a hexadentate ligand, meaning it possesses six points of attachment that can bind to a central metal atom. This capability makes it an exceptionally effective chelating agent, forming stable complexes with a broad spectrum of polyvalent metal ions, including calcium, magnesium, iron, and copper.

The properties of ethylenediaminetetraacetic acid disodium salt are critical to its roles as a preservative, stabilizer, and sequestering agent. By forming stable, water-soluble complexes with metal ions, Disodium EDTA prevents these metals from participating in catalytic reactions that can degrade organic molecules. This is fundamental to its use in food preservation, where it prevents oxidative discoloration and flavor loss, and in industrial processes, where it protects against metal-induced degradation of textiles and paper products.

The chelating ability of EDTA means it can effectively 'inactivate' metal ions by surrounding them. This property is also leveraged in analytical chemistry for complexometric titrations and in medical diagnostics. In essence, Disodium EDTA acts as a chemical scavenger for metal ions, ensuring process control and product integrity.

The disodium EDTA chemical structure, with its multiple carboxylate and amine groups, is precisely engineered for this chelating function. This robust binding affinity is what makes it indispensable in applications ranging from preventing soap scum in detergents to stabilizing sensitive ingredients in pharmaceuticals and cosmetics.

NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing Disodium EDTA of the highest purity, ensuring that its fundamental chemical properties are consistently met. This reliability is essential for formulators and manufacturers who depend on the predictable performance of this versatile chemical. Understanding these foundational properties is the first step in unlocking the full potential of Disodium EDTA in innovative applications.