Chelating agent for trace metal analysis. Suitability for magnesium determination.Appearance:Off-white to tan crystalline powderPurity:≥99%Residue after Ignition:≤0.05%Solubility:Insoluble in waterInsolubles:≤0.05% (alcohol)Melting Point:72.5-74.0°CSulfate (SO42-):≤0.02%Storage:Store at RT