English name: EDTA-2K; Ethylenediaminetetraacetic acid dipotassium salt dihydrate; EDTA dipotassium salt dihydrate Other names: Potassium EDTA Level: Ultra pure grade Content: ≥99.0% pH (50g / L, 25 ℃): 4.0 ～ 5.0 Clarity test: qualified Sulfate: ≤0.01% Chloride: ≤0.002% Heavy metals: ≤0.001% Iron: ≤0.001% Properties: white crystalline powder. Easily soluble in water, insoluble in ethanol and ether. Melting point 272 ° C (decomposition). 5% aqueous solution pH 4 ～ 5 at 25 ℃
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CAS number: 25102-12-9
C10H14N2O8K2 · 2H2O = 404.45
Uses: biochemical research. Complexing agent. Food antioxidants. Medicament storage: RT 
