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Ethylenediaminetetraacetic Acid Disodium Salt
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| Chemical Name | Ethylenediaminetetraacetic Acid Disodium Salt |
| Synonyms | Chelaplex; Chelaplex III; Chelaton III; Chelest 200; Chelest 2B-SD; Chelest 2BS; Chelest B; Clewat N; Clewat N 2; Complexon III; Disodium (Ethylenedinitrilo)tetraacetate; Disodium EDTA; Disodium Diacid Ethylenediaminetetraacetate; Disodium Dihydrogen Ethylenediaminetetraacetate; |
| CAS Number | 139-33-3 |
| Alternate CAS # | Sodium free: 60-00-4 |
| Molecular Formula | C₁₀H₁₄N₂Na₂O₈ |
| Appearance | White to Off-White Solid |
| Melting Point | >250°C (dec.) |
| Molecular Weight | 336.21 |
| Storage | 4°C, Hygroscopic |
| Solubility | Aqueous Base (Slightly), Water (Sparingly, Sonicated) |
| Stability | Hygroscopic |
| Category | Research Tools; Materials; |
| Applications | Ethylenediaminetetraacetic Acid Disodium Salt is used as a stabilizer for various emulsions. It is added to foods and personal care products. |
Ethylenediaminetetraacetic Acid Disodium Salt (EDTA-Na2): Properties, Uses, and Safety Precautions
Ethylenediaminetetraacetic Acid Disodium Salt, commonly known as EDTA-Na2, is a salt of Ethylenediaminetetraacetic Acid (EDTA). It has the chemical formula C10H14N2Na2O8 and is commonly used in various industries due to its chelating properties. In this article, we will explore the properties, uses, and safety precautions of EDTA-Na2.
Properties of EDTA-Na2: EDTA-Na2 has the following properties:
- Molecular weight: 372.24 g/mol
- Solubility: Soluble in water
- pH: Neutral to slightly alkaline
EDTA-Na2 is a white, crystalline powder that is odorless and tasteless. It is highly soluble in water and can form stable complexes with metal ions.
Uses of EDTA-Na2: EDTA-Na2 is widely used in various industries, including:
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Food industry: EDTA-Na2 is used as a food preservative to prevent oxidation and spoilage of food.
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Pharmaceutical industry: EDTA-Na2 is used in pharmaceutical products as a chelating agent to remove metal ions from the body.
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Textile industry: EDTA-Na2 is used in the textile industry to remove metal ions from dyeing and washing processes.
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Water treatment: EDTA-Na2 is used in water treatment plants to remove heavy metal ions from water.
Safety Precautions: EDTA-Na2 is generally considered safe when used in accordance with the recommended guidelines. However, it can be harmful if ingested or if it comes into contact with the skin or eyes.
When working with EDTA-Na2, it is important to wear protective clothing, including gloves and goggles. It should be stored in a cool, dry place away from sources of heat and flame.
Exposure to high concentrations of EDTA-Na2 can cause irritation to the skin and eyes. Ingestion can cause abdominal pain, vomiting, and diarrhea. In case of contact or ingestion, seek medical attention immediately.
Conclusion: EDTA-Na2 is a widely used chelating agent that is used in various industries, including food, pharmaceutical, textile, and water treatment. It is generally considered safe when used in accordance with the recommended guidelines, but it can be harmful if ingested or if it comes into contact with the skin or eyes. It is important to handle EDTA-Na2 with proper safety precautions to prevent any adverse effects.