25102-12-9, dipotassium salt of ethylenediaminetetraacetate
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**Product Name:** EDTA-2K, Potassium Salt of Ethylenediaminetetraacetic Acid Dihydrate
**Chemical Name:** Ethylenediaminetetraacetic Acid Dipotassium Salt Dihydrate
**Other Names:** Potassium EDTA, EDTA Dipotassium Salt Dihydrate
**CAS Number:** 25102-12-9
**Molecular Formula:** Câ‚â‚€Hâ‚â‚„Nâ‚‚O₈K₂·2Hâ‚‚O
**Molar Mass:** 404.45 g/mol
**Grade:** Ultra Pure Grade
**Purity:** ≥99.0%
**pH (50g/L, 25°C):** 4.0 – 5.0
**Clarity Test:** Pass
**Sulfate Content:** ≤0.01%
**Chloride Content:** ≤0.002%
**Heavy Metal Impurities:** ≤0.001%
**Iron Content:** ≤0.001%
**Physical Properties:**
A white crystalline powder, highly soluble in water, but insoluble in ethanol and ether. The compound decomposes at around 272°C. A 5% aqueous solution maintains a pH range of 4 to 5.
**Applications:**
Commonly used in biochemical research as a chelating agent. It is also employed as an antioxidant in food preservation and as a stabilizer in pharmaceutical formulations.
**Storage:**
Store at room temperature (RT) in a cool, dry place, away from direct sunlight and moisture.
This high-purity EDTA-2K is ideal for laboratory and industrial applications where purity and stability are essential. Its reliable performance makes it a preferred choice in various scientific and commercial fields.