Dissolvine® NA2 (EDTA-Na2) serves as a crucial ingredient in detergent formulations, ensuring stability and high purity, while also meeting labeling requirements by being NTA-free.

INCI Name: Disodium EDTA

Labeling Claims: NTA-free

Certifications & Compliance: European Pharmacopeia (Ph. Eur.), FCC Compliant, United States Pharmacopeia (USP)

Benefit Claims: High Purity

Synonyms: Disodium (Ethylenedinitrilo)Tetraacetate Dihydrate, Disodium Edetate Dihydrate, Disodium Edta Dihydrate, Edetate Disodium, EDTA Disodium Dihydrate, EDTA Disodium Salt Dihydrate

Technical Data Sheet

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Enhanced TDS

Identification & Functionality

Chemical Name
Cleaning Ingredients Functions
Cosmetic Ingredients Functions
Molecular formula
EDTA - Na₂H₂.2H₂O
Product Families
Chemical Structure

Dissolvine® NA2 - Chemical Structure - 1

Features & Benefits

Benefit Claims
Labeling Claims
HII Features

Applications & Uses

Home Care Applications
I&I Cleaning Applications
Product Applications
  • In the detergent industry as stabilizer.
  • In the chemical industry as metal carrier in redox systems.
  • In the cosmetic industry as stabilizer for preparations.
  • In the printing industry to control hardness and as stabilizer.


Physical Form
Free flowing white crystalline
ValueUnitsTest Method / Conditions
Bulk Density (Tapped)800 - 1000kg/m³-
Bulk Density (Untapped, Poured)500 - 700kg/m³-
Solubility In Water (at 20°C)approx. 100g/l-
Solubility In Water (at 40°C)approx. 135g/l-
ValueUnitsTest Method / Conditions
Molecular Weight372.2--
Assaymin. 99%-
pH (at 1% w/v Aqueous Dilution)4 - 5--
Theoretical Properties
ValueUnitsTest Method / Conditions
Sequestering Values (Calcium ion, at pH 5 - 14)approx. 105mg metal/g-
Sequestering Values (Copper ion, at pH 2-14)approx. 170mg metal/g-
Sequestering Values (Ferric ion, at pH 1-10)approx. 150mg metal/g-
Sequestering Values (Magnesium ion, at pH 6-11)approx. 65mg metal/g-
Sequestering Values (Manganese ion, at pH 3-13)approx. 145mg metal/g-
Sequestering Values (Zinc ion, at pH 2-13)approx. 175mg metal/g-

Regulatory & Compliance

Packaging & Availability

Supplied by

Storage & Handling

Storage & Retest Information

Store in original packing at a dry place. Opened bags must be closed again properly. It is advised to re-test the material after three years of storage.