Ethylene Diamine Tetraacetic Acid Tetrosodium Salt 99% EDTA-4Na
RAW MATERIAL
EDTA-4Na

Ethylene Diamine Tetraacetic Acid Tetrosodium Salt 99% EDTA-4Na

Ethylene Diamine Tetraacetic Acid Tetrosodium Salt 99% EDTA-4Na is a high-purity white crystalline chelating material used for metal-ion control in detergent, water-softening, textile, and specialty industrial formulations.

Chemical Name
Ethylene Diamine Tetraacetic Acid Tetrasodium Salt
Molecular Weight
452.23 g/mol
Molecular Formula
C10H12N2O8Na4·4H2O
EINECS
C10H20N2Na4O12
PRODUCT OVERVIEW

Product Description

Ethylene Diamine Tetraacetic Acid Tetrosodium Salt 99% EDTA-4Na is a high-purity chelating raw material supplied as a white crystalline powder. It is chemically identified as Ethylene Diamine Tetraacetic Acid Tetrasodium Salt and is commonly supplied in the tetrahydrate form. The referenced commercial grade provides a minimum assay of 99%, together with controlled chloride, sulfate, heavy-metal, iron, NTA, pH, chelating-power, and bulk-density specifications. EDTA-4Na is valued for its ability to form stable complexes with selected metal ions, helping reduce unwanted metal-ion interference in suitable detergent, water-softening, textile-processing, and specialty industrial systems. The material is readily soluble in water and is intended for applications requiring effective sequestration and metal-masking performance. Final suitability should be confirmed against the actual supplier COA, Safety Data Sheet, and applicable formulation requirements.
PRODUCT PARAMETERS

General Parameters

Appearance
White crystalline powder
Solubility
Soluble in water and acidic media; insoluble in alcohol and most common organic solvents
KEY PROPERTIES

Product Characteristics

High-purity tetrasodium EDTA supplied as a white crystalline powder.
Provides effective complexing and metal-masking functionality for selected formulation systems.
Forms stable complexes with polyvalent metal ions, helping control unwanted metal-ion interference.
Readily soluble in water, supporting incorporation into suitable aqueous formulation systems.
Defined commercial specifications control assay, inorganic impurities, NTA, pH, chelating power, and bulk density.
TECHNICAL SPECIFICATIONS

Specification Data

Specification Standard
Assay by wt % 99 min
Chloride by wt % 0.01 max
Sulfate by wt % 0.05 max
Heavy Metal as Pb by wt % 0.001 max
Iron as Fe by wt % 0.001 max
pH Value 10.5 - 11.5
Chelating Power by mg CaCO3/g 220 min
NTA ≤ 1.0%
Bulk Density 600 - 950
APPLICATIONS

Typical Uses

Used as a water-softening and metal-ion sequestration agent in suitable aqueous formulation systems.
Applied as an auxiliary in selected synthetic-rubber catalyst and processing systems.
Used as an auxiliary in selected textile printing and dyeing processes.
Applied as a chelating and metal-control additive in detergent formulations.
STORAGE & HANDLING

Handling Guidance

Store the material in securely closed and properly identified packaging in a cool, dry, and protected storage area. Protect the product from moisture, direct sunlight, contamination, and incompatible materials. Keep packaging tightly sealed when the material is not in use. Avoid unnecessary dispersion of fine powder during handling. Workplace exposure controls, transportation, spill response, and disposal requirements should follow the actual supplier Safety Data Sheet and applicable regulations. Generic website information should not replace the supplier-specific SDS, COA, or application-specific technical documentation.
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