CAS · 6381-92-6
Product Overview
Disodium edetate dihydrate is a high-purity analytical-reagents supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | White crystalline powder |
|---|---|
| Assay: | 99.5% min |
| Cl: | 0.01% max |
| SO4: | 0.05% max |
| Fe: | 0.001% max |
| Pb: | 0.001% max |
| pH (50g/L, 25℃): | 4–5 |
| NTA: | 0.1% max |
| Chelating value: | 267 min |
Applications
1. Chelating Agent in Pharmaceuticals
● Used to stabilize pharmaceutical formulations by binding to trace metal ions (like Fe²⁺, Cu²⁺), preventing oxidation and degradation of sensitive ingredients.
● Helps enhance drug stability and shelf life.
● Included in:
Injectable solutions
Ophthalmic drops
Oral and topical medicines
2. Food Additive & Preservative
● Recognized as a sequestrant under the code E386.
● Binds metal ions that can catalyze food oxidation and spoilage, especially in:
Canned vegetables
Dressings and sauces
Beverages (to protect color and flavor)
3. Cosmetics and Personal Care Products
● Commonly found in:
Shampoos and conditioners
Creams and lotions
Mouthwash and toothpaste
● Functions:
Stabilizes formulations by sequestering metal ions
Improves product clarity and shelf stability
4. Industrial and Laboratory Uses
● Employed in:
Water treatment to soften water by binding calcium and magnesium
Laboratory buffers for biochemical and molecular biology experiments
Cleaning solutions for removing metal residues
Photographic industry to prevent metal-induced image fogging
5. Agriculture
● Used in micronutrient formulations as a chelating agent for trace metals like iron and zinc, making them more bioavailable for plant uptake.
Benefits
√ Powerful Chelating Action
Binds with a wide range of metal ions, reducing their reactivity and preventing unwanted chemical changes.
√ Water Solubility
Highly soluble in water, making it easy to incorporate into aqueous formulations.
√ Multifunctionality
One compound serves multiple purposes: preservation, stabilization, and enhanced performance of other ingredients.
√ Non-toxic at Low Concentrations
Generally regarded as safe (GRAS) in regulated doses, especially in food and personal care applications.
Conclusion
Disodium edetate dihydrate丨CAS 6381-92-6 is a versatile and effective chelating agent widely used in pharmaceuticals, food, cosmetics, and industrial processes. By stabilizing formulations and preventing metal-catalyzed degradation, it plays a critical role in enhancing product quality, safety, and longevity across various sectors. Its water solubility, safety profile, and broad applicability make it a key additive in both consumer and industrial formulations.
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Conclusion
A concise summary and suitability assessment for this product is available on request. Contact our team to discuss whether it fits your process and quality requirements.