Product name: Ethylenediaminetetraacetic acid
English name: English name: EDTA (Ethylene Diamine Tetraacetic Acid, EDTA Acid, EDTA H4, Editic Acid)
CAS NO.: 60-00-4
Molecular formula: C10H16N2O8
Molecular weight: 292.2
Structural formula:
Technical index
Item | Index |
Appearance | white crystal powder |
purity% | ≥99.0 |
chloride(Cl)% | ≤0.01 |
sulfate(as SO42-)% | ≤0.05 |
heavy metal(Pb)% | ≤0.001 |
ferrum(Fe)% | ≤0.001 |
loss on drying(105±2℃)% | ≤0.2 |
chelating capacity (mgCaCO3/g) | ≥339 |
PH(Saturated solution, 25℃) | 2.6-3.2 |
Properties: EDTA is white crystal powder; melting point: 240℃; water solubility: 0.5g/L(25℃); insoluble in common organic solvent.
Uses: EDTA has extensive range of application. It is representative substance of chelationg agent. It is widely applied in high polymer chemistry industry, daily chemical industry, papermaking industry, medical industry, agriculture industry, textile dyeing industry, photography chemical, oil field chemical, water treatment, boiler compound and analytical reagent industry.
Packaging: 25kg woven bag lined with plastic film or on customer demand; avoid sunlight, moisture and fire in storage