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Tetrasodium salt EDTA
Product introduction
Tetrasodium salt EDTA
Product name: Ethylenediaminetetraacetic acid tetrasodium salt
English name: EDTA-4Na·4H2O (Tetrasodium EDTA)
CAS NO.: 13254-36-4
Molecular formula: C10H14N2Na4O8·4H2O
Molecular weight: 452.2
Structural formula:
Technical index
Item | Index |
Appearance | white crystal powder |
purity % | ≥99.0 |
chelating capacity (mgCaCO3/gPH=11) | ≥215 |
chloride (Cl)% | ≤0.01 |
sulfate(SO42-)% | ≤0.05 |
PH(1% aqueous solution) | 10.5-11.5 |
heavy metal(as Pb)% | ≤0.001 |
ferrum % | ≤0.001 |
Properties: white crystal powder; easily soluble in water; lightly soluble in organic solvent, for example, ethyl alcohol
Uses: It is widely used chelation agent of metal ion. It is used for textile dyeing, water treatment, color photography, medical, daily chemical and papermaking industry. It is used as additive, active agent, water purifying agent, smoke agent for shielding of metal ion and active agent of butadiene styrene rubber.
Packaging: 25kg white woven bag or drum lined with plastic bag; should be preserved to avoid sunlight, moisture and fire;