EDTA sel de diNa.2aq for analysis, 99-101% [C₁₀H₁₄N₂Na₂O₈.2H₂O].
For laboratory use, ACS, ISO

    Form: solid
    Colour: colourless
    Melting point: 252°C (dec.)
    Density: 0,86 g/cm³
    Mol Weight: 372.24 g/mol
    Storage temp.: Room Temperature
    Assay : 99-101%
    Heavy Metals as Lead (Pb) : <0.0005%
    Copper (Cu) : <0.0001%
    Iron (Fe) : <0.0005%
    Lead (Pb) : <0.001%
    Insoluble Matter (Non Solubles) : <0.003%
    Chloride (Cl) : <0.004%
    Cyanide (CN) : <0.001%
    Sulfate (SO₄) : <0.01%
    pH : 4 to 5 (5% solution @ 25°C)
    Nitrilotriacetic Acid (C₆H₉NO₆) : <0.05%