EDTA 39% ? Sodium Salt of Ethylenediaminetetraacetic Acid ? CAS No. 64-02-8
L?EDTA 39% (disodium salt of ethylenediaminetetraacetic acid) is a powerful chelating agent, used in many industrial and cosmetic formulations.
In the form of a concentrated aqueous solution, it allows the trapping and neutralization of metallic ions (iron, copper, calcium, magnesium) responsible for formula instability or discoloration.
Its use improves the stability, preservation, and efficacy of finished products.
The product complies with REACH and regulation (EC) 1223/2009, and is available in professional quality for cosmetic, detergent, and industrial formulation.
Main Functions
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Chelating and stabilizing agent
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Metallic ion sequestrant
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Improves formula preservation
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Enhances surfactant performance
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Preserves the color and clarity of products
Industrial Use
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Cosmetic industry: shower gels, shampoos, lotions, creams, hair care products.
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Detergent industry: formulation of laundry detergents, descalers, and liquid cleaners.
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Pharmaceutical industry: stabilization of solutions and syrups.
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Water treatment: softening and scale prevention.
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Textile and paper industry: control of water hardness in dyeing or bleaching processes.
Professional Use
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Addition to aqueous formulations to neutralize metallic ions.
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Improves compatibility between ingredients and shelf life.
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Optimizes the performance of surfactants in hard water conditions.
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Standard dose: 0.05 to 0.5% depending on the type of formulation.
Other Common Uses
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Manufacture of ecological and professional household products.
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Artisanal cosmetics to stabilize homemade preparations.
?? Reserved for professional use.
Usage Tips
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Incorporate into the aqueous phase under agitation.
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Compatible with most surfactants, preservatives, and texturizing agents.
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Optimal pH: 4 to 9.
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Store at room temperature in its original, closed and ventilated packaging.
Safety / Compliance / Labels
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INCI: Disodium EDTA
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CAS: 64-02-8
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Compliant with REACH and regulation (EC) 1223/2009
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Non-flammable
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Partially biodegradable according to OECD
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Handle with gloves and protective goggles
Sequestering power (theoretical value):
| Metallic ions | pH range | mg metal/g of EDTA-39 |
| calcium | 5 to 14 | 40 |
| copper | 2 to 14 | 65 |
| iron | 1 to 10 | 55 |
| magnesium | 6 to 11 | 25 |
| manganese | 3 to 13 | 55 |
| zinc | 2 to 13 | 65 |
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